Home / 10,203,492.08-15,305,143.13-4,136,781.76

Finding the Fourth Proportional to 10,203,492.08, 15,305,143.13 and 4,136,781.76

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Solution

The fourth proportional to 10,203,492.08, 15,305,143.13 and 4,136,781.76 is: 6,205,134.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203,492.08 : 15,305,143.13 = 4,136,781.76 : x
  2. Step 2: Convert to fraction form
    10,203,492.08/15,305,143.13 = 4,136,781.76/x
  3. Step 3: Cross multiply
    10,203,492.08x = 15,305,143.13 × 4,136,781.76
  4. Step 4: Simplify right side
    10,203,492.08x = 63,314,036,913,689.40
  5. Step 5: Solve for x
    x = 63,314,036,913,689.40/10,203,492.08
  6. Step 6: Final answer
    x = 6,205,134.13

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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.