Home / 56,050,934.40-77,350,337.64-31,271,125.14

Finding the Fourth Proportional to 56,050,934.40, 77,350,337.64 and 31,271,125.14

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Solution

The fourth proportional to 56,050,934.40, 77,350,337.64 and 31,271,125.14 is: 43,154,179.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,050,934.40 : 77,350,337.64 = 31,271,125.14 : x
  2. Step 2: Convert to fraction form
    56,050,934.40/77,350,337.64 = 31,271,125.14/x
  3. Step 3: Cross multiply
    56,050,934.40x = 77,350,337.64 × 31,271,125.14
  4. Step 4: Simplify right side
    56,050,934.40x = 2,418,832,087,961,692.50
  5. Step 5: Solve for x
    x = 2,418,832,087,961,692.50/56,050,934.40
  6. Step 6: Final answer
    x = 43,154,179.57

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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.