Home / 45,331,364.10-67,997,046.15-38,316,342.90

Finding the Fourth Proportional to 45,331,364.10, 67,997,046.15 and 38,316,342.90

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Solution

The fourth proportional to 45,331,364.10, 67,997,046.15 and 38,316,342.90 is: 57,474,514.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,331,364.10 : 67,997,046.15 = 38,316,342.90 : x
  2. Step 2: Convert to fraction form
    45,331,364.10/67,997,046.15 = 38,316,342.90/x
  3. Step 3: Cross multiply
    45,331,364.10x = 67,997,046.15 × 38,316,342.90
  4. Step 4: Simplify right side
    45,331,364.10x = 2,605,398,136,470,525
  5. Step 5: Solve for x
    x = 2,605,398,136,470,525/45,331,364.10
  6. Step 6: Final answer
    x = 57,474,514.35

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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.