Home / 40,835,814.90-61,236,007.65-13,531,557.30

Finding the Fourth Proportional to 40,835,814.90, 61,236,007.65 and 13,531,557.30

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Solution

The fourth proportional to 40,835,814.90, 61,236,007.65 and 13,531,557.30 is: 20,291,465.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,835,814.90 : 61,236,007.65 = 13,531,557.30 : x
  2. Step 2: Convert to fraction form
    40,835,814.90/61,236,007.65 = 13,531,557.30/x
  3. Step 3: Cross multiply
    40,835,814.90x = 61,236,007.65 × 13,531,557.30
  4. Step 4: Simplify right side
    40,835,814.90x = 828,618,546,339,213.38
  5. Step 5: Solve for x
    x = 828,618,546,339,213.38/40,835,814.90
  6. Step 6: Final answer
    x = 20,291,465.92

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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.