Home / 6,877,064.13-9,490,562.12-3,779,531.28

Finding the Fourth Proportional to 6,877,064.13, 9,490,562.12 and 3,779,531.28

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Solution

The fourth proportional to 6,877,064.13, 9,490,562.12 and 3,779,531.28 is: 5,215,870.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877,064.13 : 9,490,562.12 = 3,779,531.28 : x
  2. Step 2: Convert to fraction form
    6,877,064.13/9,490,562.12 = 3,779,531.28/x
  3. Step 3: Cross multiply
    6,877,064.13x = 9,490,562.12 × 3,779,531.28
  4. Step 4: Simplify right side
    6,877,064.13x = 35,869,876,397,323.11
  5. Step 5: Solve for x
    x = 35,869,876,397,323.11/6,877,064.13
  6. Step 6: Final answer
    x = 5,215,870.57

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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.