Home / 20,051,798.28-30,025,897.02-13,839,071.46

Finding the Fourth Proportional to 20,051,798.28, 30,025,897.02 and 13,839,071.46

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Solution

The fourth proportional to 20,051,798.28, 30,025,897.02 and 13,839,071.46 is: 20,722,856.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,051,798.28 : 30,025,897.02 = 13,839,071.46 : x
  2. Step 2: Convert to fraction form
    20,051,798.28/30,025,897.02 = 13,839,071.46/x
  3. Step 3: Cross multiply
    20,051,798.28x = 30,025,897.02 × 13,839,071.46
  4. Step 4: Simplify right side
    20,051,798.28x = 415,530,534,510,381.06
  5. Step 5: Solve for x
    x = 415,530,534,510,381.06/20,051,798.28
  6. Step 6: Final answer
    x = 20,722,856.31

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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.