Home / 31,488,295.85-47,233,191.09-8,459,259.65

Finding the Fourth Proportional to 31,488,295.85, 47,233,191.09 and 8,459,259.65

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Solution

The fourth proportional to 31,488,295.85, 47,233,191.09 and 8,459,259.65 is: 12,689,090.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,488,295.85 : 47,233,191.09 = 8,459,259.65 : x
  2. Step 2: Convert to fraction form
    31,488,295.85/47,233,191.09 = 8,459,259.65/x
  3. Step 3: Cross multiply
    31,488,295.85x = 47,233,191.09 × 8,459,259.65
  4. Step 4: Simplify right side
    31,488,295.85x = 399,557,827,528,376.56
  5. Step 5: Solve for x
    x = 399,557,827,528,376.56/31,488,295.85
  6. Step 6: Final answer
    x = 12,689,090.24

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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.