Home / 10,865,473.60-16,298,210.40-8,346,049.60

Finding the Fourth Proportional to 10,865,473.60, 16,298,210.40 and 8,346,049.60

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Solution

The fourth proportional to 10,865,473.60, 16,298,210.40 and 8,346,049.60 is: 12,519,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,473.60 : 16,298,210.40 = 8,346,049.60 : x
  2. Step 2: Convert to fraction form
    10,865,473.60/16,298,210.40 = 8,346,049.60/x
  3. Step 3: Cross multiply
    10,865,473.60x = 16,298,210.40 × 8,346,049.60
  4. Step 4: Simplify right side
    10,865,473.60x = 136,025,672,389,635.84
  5. Step 5: Solve for x
    x = 136,025,672,389,635.84/10,865,473.60
  6. Step 6: Final answer
    x = 12,519,074.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.