Home / 48,114,689.40-72,172,034.10-40,143,074.40

Finding the Fourth Proportional to 48,114,689.40, 72,172,034.10 and 40,143,074.40

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Solution

The fourth proportional to 48,114,689.40, 72,172,034.10 and 40,143,074.40 is: 60,214,611.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,114,689.40 : 72,172,034.10 = 40,143,074.40 : x
  2. Step 2: Convert to fraction form
    48,114,689.40/72,172,034.10 = 40,143,074.40/x
  3. Step 3: Cross multiply
    48,114,689.40x = 72,172,034.10 × 40,143,074.40
  4. Step 4: Simplify right side
    48,114,689.40x = 2,897,207,334,475,636.50
  5. Step 5: Solve for x
    x = 2,897,207,334,475,636.50/48,114,689.40
  6. Step 6: Final answer
    x = 60,214,611.60

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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.