Home / 15,242,305.18-21,034,411.22-9,048,594.22

Finding the Fourth Proportional to 15,242,305.18, 21,034,411.22 and 9,048,594.22

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Solution

The fourth proportional to 15,242,305.18, 21,034,411.22 and 9,048,594.22 is: 12,487,077.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,242,305.18 : 21,034,411.22 = 9,048,594.22 : x
  2. Step 2: Convert to fraction form
    15,242,305.18/21,034,411.22 = 9,048,594.22/x
  3. Step 3: Cross multiply
    15,242,305.18x = 21,034,411.22 × 9,048,594.22
  4. Step 4: Simplify right side
    15,242,305.18x = 190,331,851,786,395.16
  5. Step 5: Solve for x
    x = 190,331,851,786,395.16/15,242,305.18
  6. Step 6: Final answer
    x = 12,487,077.88

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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.