Home / 60,439,495.48-90,686,012.46-31,678,793.08

Finding the Fourth Proportional to 60,439,495.48, 90,686,012.46 and 31,678,793.08

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Solution

The fourth proportional to 60,439,495.48, 90,686,012.46 and 31,678,793.08 is: 47,532,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,439,495.48 : 90,686,012.46 = 31,678,793.08 : x
  2. Step 2: Convert to fraction form
    60,439,495.48/90,686,012.46 = 31,678,793.08/x
  3. Step 3: Cross multiply
    60,439,495.48x = 90,686,012.46 × 31,678,793.08
  4. Step 4: Simplify right side
    60,439,495.48x = 2,872,823,423,970,641.50
  5. Step 5: Solve for x
    x = 2,872,823,423,970,641.50/60,439,495.48
  6. Step 6: Final answer
    x = 47,532,220.47

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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.