Home / 10,019,957.25-13,819,012.20-6,971,454.21

Finding the Fourth Proportional to 10,019,957.25, 13,819,012.20 and 6,971,454.21

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Solution

The fourth proportional to 10,019,957.25, 13,819,012.20 and 6,971,454.21 is: 9,614,672.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019,957.25 : 13,819,012.20 = 6,971,454.21 : x
  2. Step 2: Convert to fraction form
    10,019,957.25/13,819,012.20 = 6,971,454.21/x
  3. Step 3: Cross multiply
    10,019,957.25x = 13,819,012.20 × 6,971,454.21
  4. Step 4: Simplify right side
    10,019,957.25x = 96,338,610,779,731.36
  5. Step 5: Solve for x
    x = 96,338,610,779,731.36/10,019,957.25
  6. Step 6: Final answer
    x = 9,614,672.84

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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.