Home / 67,709,381.10-93,467,546.55-45,712,673.34

Finding the Fourth Proportional to 67,709,381.10, 93,467,546.55 and 45,712,673.34

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Solution

The fourth proportional to 67,709,381.10, 93,467,546.55 and 45,712,673.34 is: 63,102,798.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,709,381.10 : 93,467,546.55 = 45,712,673.34 : x
  2. Step 2: Convert to fraction form
    67,709,381.10/93,467,546.55 = 45,712,673.34/x
  3. Step 3: Cross multiply
    67,709,381.10x = 93,467,546.55 × 45,712,673.34
  4. Step 4: Simplify right side
    67,709,381.10x = 4,272,651,423,331,394
  5. Step 5: Solve for x
    x = 4,272,651,423,331,394/67,709,381.10
  6. Step 6: Final answer
    x = 63,102,798.37

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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.