Home / 7,655,897.32-10,565,040.80-4,171,381.20

Finding the Fourth Proportional to 7,655,897.32, 10,565,040.80 and 4,171,381.20

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Solution

The fourth proportional to 7,655,897.32, 10,565,040.80 and 4,171,381.20 is: 5,756,452.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655,897.32 : 10,565,040.80 = 4,171,381.20 : x
  2. Step 2: Convert to fraction form
    7,655,897.32/10,565,040.80 = 4,171,381.20/x
  3. Step 3: Cross multiply
    7,655,897.32x = 10,565,040.80 × 4,171,381.20
  4. Step 4: Simplify right side
    7,655,897.32x = 44,070,812,580,781.41
  5. Step 5: Solve for x
    x = 44,070,812,580,781.41/7,655,897.32
  6. Step 6: Final answer
    x = 5,756,452.93

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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.