Home / 30,386,122.10-41,926,145.10-17,990,060.30

Finding the Fourth Proportional to 30,386,122.10, 41,926,145.10 and 17,990,060.30

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Solution

The fourth proportional to 30,386,122.10, 41,926,145.10 and 17,990,060.30 is: 24,822,314.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,386,122.10 : 41,926,145.10 = 17,990,060.30 : x
  2. Step 2: Convert to fraction form
    30,386,122.10/41,926,145.10 = 17,990,060.30/x
  3. Step 3: Cross multiply
    30,386,122.10x = 41,926,145.10 × 17,990,060.30
  4. Step 4: Simplify right side
    30,386,122.10x = 754,253,878,495,549.62
  5. Step 5: Solve for x
    x = 754,253,878,495,549.62/30,386,122.10
  6. Step 6: Final answer
    x = 24,822,314.48

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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.