Home / 8,785,459.42-12,124,187.07-4,917,957.58

Finding the Fourth Proportional to 8,785,459.42, 12,124,187.07 and 4,917,957.58

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Solution

The fourth proportional to 8,785,459.42, 12,124,187.07 and 4,917,957.58 is: 6,786,923.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785,459.42 : 12,124,187.07 = 4,917,957.58 : x
  2. Step 2: Convert to fraction form
    8,785,459.42/12,124,187.07 = 4,917,957.58/x
  3. Step 3: Cross multiply
    8,785,459.42x = 12,124,187.07 × 4,917,957.58
  4. Step 4: Simplify right side
    8,785,459.42x = 59,626,237,702,244.49
  5. Step 5: Solve for x
    x = 59,626,237,702,244.49/8,785,459.42
  6. Step 6: Final answer
    x = 6,786,923.13

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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.