Home / 31,092,049.12-42,907,085.04-17,341,899.52

Finding the Fourth Proportional to 31,092,049.12, 42,907,085.04 and 17,341,899.52

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Solution

The fourth proportional to 31,092,049.12, 42,907,085.04 and 17,341,899.52 is: 23,931,853.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,092,049.12 : 42,907,085.04 = 17,341,899.52 : x
  2. Step 2: Convert to fraction form
    31,092,049.12/42,907,085.04 = 17,341,899.52/x
  3. Step 3: Cross multiply
    31,092,049.12x = 42,907,085.04 × 17,341,899.52
  4. Step 4: Simplify right side
    31,092,049.12x = 744,090,357,459,775.12
  5. Step 5: Solve for x
    x = 744,090,357,459,775.12/31,092,049.12
  6. Step 6: Final answer
    x = 23,931,853.27

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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.