Home / 40,884,013.12-61,337,850-13,217,340.64

Finding the Fourth Proportional to 40,884,013.12, 61,337,850 and 13,217,340.64

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Solution

The fourth proportional to 40,884,013.12, 61,337,850 and 13,217,340.64 is: 19,829,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,884,013.12 : 61,337,850 = 13,217,340.64 : x
  2. Step 2: Convert to fraction form
    40,884,013.12/61,337,850 = 13,217,340.64/x
  3. Step 3: Cross multiply
    40,884,013.12x = 61,337,850 × 13,217,340.64
  4. Step 4: Simplify right side
    40,884,013.12x = 810,723,257,575,224
  5. Step 5: Solve for x
    x = 810,723,257,575,224/40,884,013.12
  6. Step 6: Final answer
    x = 19,829,835.57

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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.