Home / 47,864,343.82-71,742,053.65-29,127,326.40

Finding the Fourth Proportional to 47,864,343.82, 71,742,053.65 and 29,127,326.40

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Solution

The fourth proportional to 47,864,343.82, 71,742,053.65 and 29,127,326.40 is: 43,657,847.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,864,343.82 : 71,742,053.65 = 29,127,326.40 : x
  2. Step 2: Convert to fraction form
    47,864,343.82/71,742,053.65 = 29,127,326.40/x
  3. Step 3: Cross multiply
    47,864,343.82x = 71,742,053.65 × 29,127,326.40
  4. Step 4: Simplify right side
    47,864,343.82x = 2,089,654,213,269,861.50
  5. Step 5: Solve for x
    x = 2,089,654,213,269,861.50/47,864,343.82
  6. Step 6: Final answer
    x = 43,657,847.29

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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.