Home / 75,342,312-103,966,026.39-45,584,047.35

Finding the Fourth Proportional to 75,342,312, 103,966,026.39 and 45,584,047.35

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Solution

The fourth proportional to 75,342,312, 103,966,026.39 and 45,584,047.35 is: 62,902,134.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,342,312 : 103,966,026.39 = 45,584,047.35 : x
  2. Step 2: Convert to fraction form
    75,342,312/103,966,026.39 = 45,584,047.35/x
  3. Step 3: Cross multiply
    75,342,312x = 103,966,026.39 × 45,584,047.35
  4. Step 4: Simplify right side
    75,342,312x = 4,739,192,269,753,110
  5. Step 5: Solve for x
    x = 4,739,192,269,753,110/75,342,312
  6. Step 6: Final answer
    x = 62,902,134.86

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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.