Home / 4,857,510.28-6,700,554.06-3,138,630.80

Finding the Fourth Proportional to 4,857,510.28, 6,700,554.06 and 3,138,630.80

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Solution

The fourth proportional to 4,857,510.28, 6,700,554.06 and 3,138,630.80 is: 4,329,494.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,510.28 : 6,700,554.06 = 3,138,630.80 : x
  2. Step 2: Convert to fraction form
    4,857,510.28/6,700,554.06 = 3,138,630.80/x
  3. Step 3: Cross multiply
    4,857,510.28x = 6,700,554.06 × 3,138,630.80
  4. Step 4: Simplify right side
    4,857,510.28x = 21,030,565,316,278.28
  5. Step 5: Solve for x
    x = 21,030,565,316,278.28/4,857,510.28
  6. Step 6: Final answer
    x = 4,329,494.76

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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.