Home / 20,088,852.53-27,712,396.35-13,123,607.13

Finding the Fourth Proportional to 20,088,852.53, 27,712,396.35 and 13,123,607.13

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Solution

The fourth proportional to 20,088,852.53, 27,712,396.35 and 13,123,607.13 is: 18,103,901.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,088,852.53 : 27,712,396.35 = 13,123,607.13 : x
  2. Step 2: Convert to fraction form
    20,088,852.53/27,712,396.35 = 13,123,607.13/x
  3. Step 3: Cross multiply
    20,088,852.53x = 27,712,396.35 × 13,123,607.13
  4. Step 4: Simplify right side
    20,088,852.53x = 363,686,602,328,246
  5. Step 5: Solve for x
    x = 363,686,602,328,246/20,088,852.53
  6. Step 6: Final answer
    x = 18,103,901.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.