Home / 48,551,024.67-72,872,578.90-30,051,008.72

Finding the Fourth Proportional to 48,551,024.67, 72,872,578.90 and 30,051,008.72

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Solution

The fourth proportional to 48,551,024.67, 72,872,578.90 and 30,051,008.72 is: 45,105,011.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,551,024.67 : 72,872,578.90 = 30,051,008.72 : x
  2. Step 2: Convert to fraction form
    48,551,024.67/72,872,578.90 = 30,051,008.72/x
  3. Step 3: Cross multiply
    48,551,024.67x = 72,872,578.90 × 30,051,008.72
  4. Step 4: Simplify right side
    48,551,024.67x = 2,189,894,503,972,788
  5. Step 5: Solve for x
    x = 2,189,894,503,972,788/48,551,024.67
  6. Step 6: Final answer
    x = 45,105,011.04

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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.