Home / 71,869,232.40-107,808,514.20-37,857,008.40

Finding the Fourth Proportional to 71,869,232.40, 107,808,514.20 and 37,857,008.40

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Solution

The fourth proportional to 71,869,232.40, 107,808,514.20 and 37,857,008.40 is: 56,787,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,869,232.40 : 107,808,514.20 = 37,857,008.40 : x
  2. Step 2: Convert to fraction form
    71,869,232.40/107,808,514.20 = 37,857,008.40/x
  3. Step 3: Cross multiply
    71,869,232.40x = 107,808,514.20 × 37,857,008.40
  4. Step 4: Simplify right side
    71,869,232.40x = 4,081,307,827,660,919
  5. Step 5: Solve for x
    x = 4,081,307,827,660,919/71,869,232.40
  6. Step 6: Final answer
    x = 56,787,970.20

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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.