Home / 8,277,097.80-11,423,389.35-5,013,816.78

Finding the Fourth Proportional to 8,277,097.80, 11,423,389.35 and 5,013,816.78

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Solution

The fourth proportional to 8,277,097.80, 11,423,389.35 and 5,013,816.78 is: 6,919,669.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277,097.80 : 11,423,389.35 = 5,013,816.78 : x
  2. Step 2: Convert to fraction form
    8,277,097.80/11,423,389.35 = 5,013,816.78/x
  3. Step 3: Cross multiply
    8,277,097.80x = 11,423,389.35 × 5,013,816.78
  4. Step 4: Simplify right side
    8,277,097.80x = 57,274,781,207,503.30
  5. Step 5: Solve for x
    x = 57,274,781,207,503.30/8,277,097.80
  6. Step 6: Final answer
    x = 6,919,669.50

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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.