Home / 12,550,543.56-17,319,022.02-7,043,404.05

Finding the Fourth Proportional to 12,550,543.56, 17,319,022.02 and 7,043,404.05

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Solution

The fourth proportional to 12,550,543.56, 17,319,022.02 and 7,043,404.05 is: 9,719,488.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550,543.56 : 17,319,022.02 = 7,043,404.05 : x
  2. Step 2: Convert to fraction form
    12,550,543.56/17,319,022.02 = 7,043,404.05/x
  3. Step 3: Cross multiply
    12,550,543.56x = 17,319,022.02 × 7,043,404.05
  4. Step 4: Simplify right side
    12,550,543.56x = 121,984,869,837,707.17
  5. Step 5: Solve for x
    x = 121,984,869,837,707.17/12,550,543.56
  6. Step 6: Final answer
    x = 9,719,488.98

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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.