Home / 32,805,214.30-49,207,821.45-20,635,215.40

Finding the Fourth Proportional to 32,805,214.30, 49,207,821.45 and 20,635,215.40

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Solution

The fourth proportional to 32,805,214.30, 49,207,821.45 and 20,635,215.40 is: 30,952,823.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,805,214.30 : 49,207,821.45 = 20,635,215.40 : x
  2. Step 2: Convert to fraction form
    32,805,214.30/49,207,821.45 = 20,635,215.40/x
  3. Step 3: Cross multiply
    32,805,214.30x = 49,207,821.45 × 20,635,215.40
  4. Step 4: Simplify right side
    32,805,214.30x = 1,015,413,994,985,490.38
  5. Step 5: Solve for x
    x = 1,015,413,994,985,490.38/32,805,214.30
  6. Step 6: Final answer
    x = 30,952,823.10

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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.