Home / 6,407,083.60-8,841,778.80-3,506,472.76

Finding the Fourth Proportional to 6,407,083.60, 8,841,778.80 and 3,506,472.76

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Solution

The fourth proportional to 6,407,083.60, 8,841,778.80 and 3,506,472.76 is: 4,838,934.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,407,083.60 : 8,841,778.80 = 3,506,472.76 : x
  2. Step 2: Convert to fraction form
    6,407,083.60/8,841,778.80 = 3,506,472.76/x
  3. Step 3: Cross multiply
    6,407,083.60x = 8,841,778.80 × 3,506,472.76
  4. Step 4: Simplify right side
    6,407,083.60x = 31,003,456,512,145.49
  5. Step 5: Solve for x
    x = 31,003,456,512,145.49/6,407,083.60
  6. Step 6: Final answer
    x = 4,838,934.29

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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.