Home / 53,901,349.40-80,852,024.10-21,537,248.60

Finding the Fourth Proportional to 53,901,349.40, 80,852,024.10 and 21,537,248.60

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Solution

The fourth proportional to 53,901,349.40, 80,852,024.10 and 21,537,248.60 is: 32,305,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,901,349.40 : 80,852,024.10 = 21,537,248.60 : x
  2. Step 2: Convert to fraction form
    53,901,349.40/80,852,024.10 = 21,537,248.60/x
  3. Step 3: Cross multiply
    53,901,349.40x = 80,852,024.10 × 21,537,248.60
  4. Step 4: Simplify right side
    53,901,349.40x = 1,741,330,142,854,891.25
  5. Step 5: Solve for x
    x = 1,741,330,142,854,891.25/53,901,349.40
  6. Step 6: Final answer
    x = 32,305,872.90

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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.