Home / 46,656,051.40-69,984,077.10-42,687,958.60

Finding the Fourth Proportional to 46,656,051.40, 69,984,077.10 and 42,687,958.60

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Solution

The fourth proportional to 46,656,051.40, 69,984,077.10 and 42,687,958.60 is: 64,031,937.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,656,051.40 : 69,984,077.10 = 42,687,958.60 : x
  2. Step 2: Convert to fraction form
    46,656,051.40/69,984,077.10 = 42,687,958.60/x
  3. Step 3: Cross multiply
    46,656,051.40x = 69,984,077.10 × 42,687,958.60
  4. Step 4: Simplify right side
    46,656,051.40x = 2,987,477,385,904,008
  5. Step 5: Solve for x
    x = 2,987,477,385,904,008/46,656,051.40
  6. Step 6: Final answer
    x = 64,031,937.90

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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.