Home / 8,307,901.17-11,465,479.80-4,637,532.78

Finding the Fourth Proportional to 8,307,901.17, 11,465,479.80 and 4,637,532.78

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Solution

The fourth proportional to 8,307,901.17, 11,465,479.80 and 4,637,532.78 is: 6,400,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,307,901.17 : 11,465,479.80 = 4,637,532.78 : x
  2. Step 2: Convert to fraction form
    8,307,901.17/11,465,479.80 = 4,637,532.78/x
  3. Step 3: Cross multiply
    8,307,901.17x = 11,465,479.80 × 4,637,532.78
  4. Step 4: Simplify right side
    8,307,901.17x = 53,171,538,410,927.85
  5. Step 5: Solve for x
    x = 53,171,538,410,927.85/8,307,901.17
  6. Step 6: Final answer
    x = 6,400,116.87

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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.