Home / 12,529,473.60-18,794,210.40-8,750,337.60

Finding the Fourth Proportional to 12,529,473.60, 18,794,210.40 and 8,750,337.60

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Solution

The fourth proportional to 12,529,473.60, 18,794,210.40 and 8,750,337.60 is: 13,125,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,529,473.60 : 18,794,210.40 = 8,750,337.60 : x
  2. Step 2: Convert to fraction form
    12,529,473.60/18,794,210.40 = 8,750,337.60/x
  3. Step 3: Cross multiply
    12,529,473.60x = 18,794,210.40 × 8,750,337.60
  4. Step 4: Simplify right side
    12,529,473.60x = 164,455,685,925,431.03
  5. Step 5: Solve for x
    x = 164,455,685,925,431.03/12,529,473.60
  6. Step 6: Final answer
    x = 13,125,506.40

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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.