Home / 48,408,001.90-72,612,002.85-30,492,097.90

Finding the Fourth Proportional to 48,408,001.90, 72,612,002.85 and 30,492,097.90

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Solution

The fourth proportional to 48,408,001.90, 72,612,002.85 and 30,492,097.90 is: 45,738,146.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,408,001.90 : 72,612,002.85 = 30,492,097.90 : x
  2. Step 2: Convert to fraction form
    48,408,001.90/72,612,002.85 = 30,492,097.90/x
  3. Step 3: Cross multiply
    48,408,001.90x = 72,612,002.85 × 30,492,097.90
  4. Step 4: Simplify right side
    48,408,001.90x = 2,214,092,299,617,278.75
  5. Step 5: Solve for x
    x = 2,214,092,299,617,278.75/48,408,001.90
  6. Step 6: Final answer
    x = 45,738,146.85

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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.