Home / 21,376,155.60-32,064,233.40-17,345,077.20

Finding the Fourth Proportional to 21,376,155.60, 32,064,233.40 and 17,345,077.20

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Solution

The fourth proportional to 21,376,155.60, 32,064,233.40 and 17,345,077.20 is: 26,017,615.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,376,155.60 : 32,064,233.40 = 17,345,077.20 : x
  2. Step 2: Convert to fraction form
    21,376,155.60/32,064,233.40 = 17,345,077.20/x
  3. Step 3: Cross multiply
    21,376,155.60x = 32,064,233.40 × 17,345,077.20
  4. Step 4: Simplify right side
    21,376,155.60x = 556,156,603,681,818.44
  5. Step 5: Solve for x
    x = 556,156,603,681,818.44/21,376,155.60
  6. Step 6: Final answer
    x = 26,017,615.80

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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.