Home / 48,644,814.40-72,967,221.60-19,872,059.20

Finding the Fourth Proportional to 48,644,814.40, 72,967,221.60 and 19,872,059.20

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Solution

The fourth proportional to 48,644,814.40, 72,967,221.60 and 19,872,059.20 is: 29,808,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,644,814.40 : 72,967,221.60 = 19,872,059.20 : x
  2. Step 2: Convert to fraction form
    48,644,814.40/72,967,221.60 = 19,872,059.20/x
  3. Step 3: Cross multiply
    48,644,814.40x = 72,967,221.60 × 19,872,059.20
  4. Step 4: Simplify right side
    48,644,814.40x = 1,450,008,947,294,718.50
  5. Step 5: Solve for x
    x = 1,450,008,947,294,718.50/48,644,814.40
  6. Step 6: Final answer
    x = 29,808,088.80

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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.