Home / 8,176,887.60-12,265,331.40-4,980,368.40

Finding the Fourth Proportional to 8,176,887.60, 12,265,331.40 and 4,980,368.40

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Solution

The fourth proportional to 8,176,887.60, 12,265,331.40 and 4,980,368.40 is: 7,470,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176,887.60 : 12,265,331.40 = 4,980,368.40 : x
  2. Step 2: Convert to fraction form
    8,176,887.60/12,265,331.40 = 4,980,368.40/x
  3. Step 3: Cross multiply
    8,176,887.60x = 12,265,331.40 × 4,980,368.40
  4. Step 4: Simplify right side
    8,176,887.60x = 61,085,868,920,087.77
  5. Step 5: Solve for x
    x = 61,085,868,920,087.77/8,176,887.60
  6. Step 6: Final answer
    x = 7,470,552.60

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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.