Home / 14,938,387.32-20,615,169.48-8,747,291.64

Finding the Fourth Proportional to 14,938,387.32, 20,615,169.48 and 8,747,291.64

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Solution

The fourth proportional to 14,938,387.32, 20,615,169.48 and 8,747,291.64 is: 12,071,376.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938,387.32 : 20,615,169.48 = 8,747,291.64 : x
  2. Step 2: Convert to fraction form
    14,938,387.32/20,615,169.48 = 8,747,291.64/x
  3. Step 3: Cross multiply
    14,938,387.32x = 20,615,169.48 × 8,747,291.64
  4. Step 4: Simplify right side
    14,938,387.32x = 180,326,899,649,587.16
  5. Step 5: Solve for x
    x = 180,326,899,649,587.16/14,938,387.32
  6. Step 6: Final answer
    x = 12,071,376.63

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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.