Home / 18,432,252.70-25,446,071.45-13,465,117.64

Finding the Fourth Proportional to 18,432,252.70, 25,446,071.45 and 13,465,117.64

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Solution

The fourth proportional to 18,432,252.70, 25,446,071.45 and 13,465,117.64 is: 18,588,848.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432,252.70 : 25,446,071.45 = 13,465,117.64 : x
  2. Step 2: Convert to fraction form
    18,432,252.70/25,446,071.45 = 13,465,117.64/x
  3. Step 3: Cross multiply
    18,432,252.70x = 25,446,071.45 × 13,465,117.64
  4. Step 4: Simplify right side
    18,432,252.70x = 342,634,345,647,373.38
  5. Step 5: Solve for x
    x = 342,634,345,647,373.38/18,432,252.70
  6. Step 6: Final answer
    x = 18,588,848.11

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1.5x scale

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.