Home / 13,062,242.04-18,026,110.26-7,182,125.16

Finding the Fourth Proportional to 13,062,242.04, 18,026,110.26 and 7,182,125.16

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Solution

The fourth proportional to 13,062,242.04, 18,026,110.26 and 7,182,125.16 is: 9,911,451.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062,242.04 : 18,026,110.26 = 7,182,125.16 : x
  2. Step 2: Convert to fraction form
    13,062,242.04/18,026,110.26 = 7,182,125.16/x
  3. Step 3: Cross multiply
    13,062,242.04x = 18,026,110.26 × 7,182,125.16
  4. Step 4: Simplify right side
    13,062,242.04x = 129,465,780,035,280.16
  5. Step 5: Solve for x
    x = 129,465,780,035,280.16/13,062,242.04
  6. Step 6: Final answer
    x = 9,911,451.62

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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.