Home / 29,146,572.80-43,649,875.20-15,653,657.60

Finding the Fourth Proportional to 29,146,572.80, 43,649,875.20 and 15,653,657.60

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Solution

The fourth proportional to 29,146,572.80, 43,649,875.20 and 15,653,657.60 is: 23,442,900.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146,572.80 : 43,649,875.20 = 15,653,657.60 : x
  2. Step 2: Convert to fraction form
    29,146,572.80/43,649,875.20 = 15,653,657.60/x
  3. Step 3: Cross multiply
    29,146,572.80x = 43,649,875.20 × 15,653,657.60
  4. Step 4: Simplify right side
    29,146,572.80x = 683,280,200,663,531.50
  5. Step 5: Solve for x
    x = 683,280,200,663,531.50/29,146,572.80
  6. Step 6: Final answer
    x = 23,442,900.31

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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.