Home / 45,929,043.02-68,882,681.10-13,138,600.92

Finding the Fourth Proportional to 45,929,043.02, 68,882,681.10 and 13,138,600.92

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Solution

The fourth proportional to 45,929,043.02, 68,882,681.10 and 13,138,600.92 is: 19,704,788.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,929,043.02 : 68,882,681.10 = 13,138,600.92 : x
  2. Step 2: Convert to fraction form
    45,929,043.02/68,882,681.10 = 13,138,600.92/x
  3. Step 3: Cross multiply
    45,929,043.02x = 68,882,681.10 × 13,138,600.92
  4. Step 4: Simplify right side
    45,929,043.02x = 905,022,057,533,868
  5. Step 5: Solve for x
    x = 905,022,057,533,868/45,929,043.02
  6. Step 6: Final answer
    x = 19,704,788.04

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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.