Home / 49,386,723.60-74,080,085.40-13,484,931.60

Finding the Fourth Proportional to 49,386,723.60, 74,080,085.40 and 13,484,931.60

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Solution

The fourth proportional to 49,386,723.60, 74,080,085.40 and 13,484,931.60 is: 20,227,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,386,723.60 : 74,080,085.40 = 13,484,931.60 : x
  2. Step 2: Convert to fraction form
    49,386,723.60/74,080,085.40 = 13,484,931.60/x
  3. Step 3: Cross multiply
    49,386,723.60x = 74,080,085.40 × 13,484,931.60
  4. Step 4: Simplify right side
    49,386,723.60x = 998,964,884,541,158.75
  5. Step 5: Solve for x
    x = 998,964,884,541,158.75/49,386,723.60
  6. Step 6: Final answer
    x = 20,227,397.40

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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.