Home / 72,860,463.04-100,549,524-39,822,554.56

Finding the Fourth Proportional to 72,860,463.04, 100,549,524 and 39,822,554.56

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Solution

The fourth proportional to 72,860,463.04, 100,549,524 and 39,822,554.56 is: 54,956,264.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,860,463.04 : 100,549,524 = 39,822,554.56 : x
  2. Step 2: Convert to fraction form
    72,860,463.04/100,549,524 = 39,822,554.56/x
  3. Step 3: Cross multiply
    72,860,463.04x = 100,549,524 × 39,822,554.56
  4. Step 4: Simplify right side
    72,860,463.04x = 4,004,138,905,472,029.50
  5. Step 5: Solve for x
    x = 4,004,138,905,472,029.50/72,860,463.04
  6. Step 6: Final answer
    x = 54,956,264.87

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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.