Home / 15,970,107.15-22,039,189.74-9,775,030.53

Finding the Fourth Proportional to 15,970,107.15, 22,039,189.74 and 9,775,030.53

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Solution

The fourth proportional to 15,970,107.15, 22,039,189.74 and 9,775,030.53 is: 13,489,812.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,970,107.15 : 22,039,189.74 = 9,775,030.53 : x
  2. Step 2: Convert to fraction form
    15,970,107.15/22,039,189.74 = 9,775,030.53/x
  3. Step 3: Cross multiply
    15,970,107.15x = 22,039,189.74 × 9,775,030.53
  4. Step 4: Simplify right side
    15,970,107.15x = 215,433,752,564,962.72
  5. Step 5: Solve for x
    x = 215,433,752,564,962.72/15,970,107.15
  6. Step 6: Final answer
    x = 13,489,812.59

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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.