Home / 15,661,071.60-23,491,607.40-13,771,503.60

Finding the Fourth Proportional to 15,661,071.60, 23,491,607.40 and 13,771,503.60

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Solution

The fourth proportional to 15,661,071.60, 23,491,607.40 and 13,771,503.60 is: 20,657,255.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,661,071.60 : 23,491,607.40 = 13,771,503.60 : x
  2. Step 2: Convert to fraction form
    15,661,071.60/23,491,607.40 = 13,771,503.60/x
  3. Step 3: Cross multiply
    15,661,071.60x = 23,491,607.40 × 13,771,503.60
  4. Step 4: Simplify right side
    15,661,071.60x = 323,514,755,878,886.62
  5. Step 5: Solve for x
    x = 323,514,755,878,886.62/15,661,071.60
  6. Step 6: Final answer
    x = 20,657,255.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.