Home / 15,535,929.80-23,314,392.30-8,712,489.80

Finding the Fourth Proportional to 15,535,929.80, 23,314,392.30 and 8,712,489.80

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Solution

The fourth proportional to 15,535,929.80, 23,314,392.30 and 8,712,489.80 is: 13,074,621.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,535,929.80 : 23,314,392.30 = 8,712,489.80 : x
  2. Step 2: Convert to fraction form
    15,535,929.80/23,314,392.30 = 8,712,489.80/x
  3. Step 3: Cross multiply
    15,535,929.80x = 23,314,392.30 × 8,712,489.80
  4. Step 4: Simplify right side
    15,535,929.80x = 203,126,405,106,948.56
  5. Step 5: Solve for x
    x = 203,126,405,106,948.56/15,535,929.80
  6. Step 6: Final answer
    x = 13,074,621.71

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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.