Home / 7,865,386.47-10,854,438.62-4,427,752.95

Finding the Fourth Proportional to 7,865,386.47, 10,854,438.62 and 4,427,752.95

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Solution

The fourth proportional to 7,865,386.47, 10,854,438.62 and 4,427,752.95 is: 6,110,414.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865,386.47 : 10,854,438.62 = 4,427,752.95 : x
  2. Step 2: Convert to fraction form
    7,865,386.47/10,854,438.62 = 4,427,752.95/x
  3. Step 3: Cross multiply
    7,865,386.47x = 10,854,438.62 × 4,427,752.95
  4. Step 4: Simplify right side
    7,865,386.47x = 48,060,772,598,160.16
  5. Step 5: Solve for x
    x = 48,060,772,598,160.16/7,865,386.47
  6. Step 6: Final answer
    x = 6,110,414.64

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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.