Home / 48,276,098.10-72,414,147.15-42,985,307.70

Finding the Fourth Proportional to 48,276,098.10, 72,414,147.15 and 42,985,307.70

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Solution

The fourth proportional to 48,276,098.10, 72,414,147.15 and 42,985,307.70 is: 64,477,961.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,276,098.10 : 72,414,147.15 = 42,985,307.70 : x
  2. Step 2: Convert to fraction form
    48,276,098.10/72,414,147.15 = 42,985,307.70/x
  3. Step 3: Cross multiply
    48,276,098.10x = 72,414,147.15 × 42,985,307.70
  4. Step 4: Simplify right side
    48,276,098.10x = 3,112,744,397,075,828.50
  5. Step 5: Solve for x
    x = 3,112,744,397,075,828.50/48,276,098.10
  6. Step 6: Final answer
    x = 64,477,961.55

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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.