Home / 18,726,030.30-28,089,045.45-14,474,502.30

Finding the Fourth Proportional to 18,726,030.30, 28,089,045.45 and 14,474,502.30

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Solution

The fourth proportional to 18,726,030.30, 28,089,045.45 and 14,474,502.30 is: 21,711,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726,030.30 : 28,089,045.45 = 14,474,502.30 : x
  2. Step 2: Convert to fraction form
    18,726,030.30/28,089,045.45 = 14,474,502.30/x
  3. Step 3: Cross multiply
    18,726,030.30x = 28,089,045.45 × 14,474,502.30
  4. Step 4: Simplify right side
    18,726,030.30x = 406,574,952,970,829.56
  5. Step 5: Solve for x
    x = 406,574,952,970,829.56/18,726,030.30
  6. Step 6: Final answer
    x = 21,711,753.45

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Similar ratio
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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.