Home / 38,997,368.39-53,815,711.23-21,593,339.98

Finding the Fourth Proportional to 38,997,368.39, 53,815,711.23 and 21,593,339.98

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Solution

The fourth proportional to 38,997,368.39, 53,815,711.23 and 21,593,339.98 is: 29,798,445.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,997,368.39 : 53,815,711.23 = 21,593,339.98 : x
  2. Step 2: Convert to fraction form
    38,997,368.39/53,815,711.23 = 21,593,339.98/x
  3. Step 3: Cross multiply
    38,997,368.39x = 53,815,711.23 × 21,593,339.98
  4. Step 4: Simplify right side
    38,997,368.39x = 1,162,060,948,720,354.50
  5. Step 5: Solve for x
    x = 1,162,060,948,720,354.50/38,997,368.39
  6. Step 6: Final answer
    x = 29,798,445.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.