Home / 49,639,809.60-74,459,714.40-13,248,129.60

Finding the Fourth Proportional to 49,639,809.60, 74,459,714.40 and 13,248,129.60

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Solution

The fourth proportional to 49,639,809.60, 74,459,714.40 and 13,248,129.60 is: 19,872,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,639,809.60 : 74,459,714.40 = 13,248,129.60 : x
  2. Step 2: Convert to fraction form
    49,639,809.60/74,459,714.40 = 13,248,129.60/x
  3. Step 3: Cross multiply
    49,639,809.60x = 74,459,714.40 × 13,248,129.60
  4. Step 4: Simplify right side
    49,639,809.60x = 986,451,946,350,186.25
  5. Step 5: Solve for x
    x = 986,451,946,350,186.25/49,639,809.60
  6. Step 6: Final answer
    x = 19,872,194.40

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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.