Home / 8,781,534-12,116,777.04-4,913,304.48

Finding the Fourth Proportional to 8,781,534, 12,116,777.04 and 4,913,304.48

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Solution

The fourth proportional to 8,781,534, 12,116,777.04 and 4,913,304.48 is: 6,779,386.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,781,534 : 12,116,777.04 = 4,913,304.48 : x
  2. Step 2: Convert to fraction form
    8,781,534/12,116,777.04 = 4,913,304.48/x
  3. Step 3: Cross multiply
    8,781,534x = 12,116,777.04 × 4,913,304.48
  4. Step 4: Simplify right side
    8,781,534x = 59,533,414,913,793.14
  5. Step 5: Solve for x
    x = 59,533,414,913,793.14/8,781,534
  6. Step 6: Final answer
    x = 6,779,386.71

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1.5x scale

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.