Home / 8,811,156-13,216,715.76-4,971,235.29

Finding the Fourth Proportional to 8,811,156, 13,216,715.76 and 4,971,235.29

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Solution

The fourth proportional to 8,811,156, 13,216,715.76 and 4,971,235.29 is: 7,456,842.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,811,156 : 13,216,715.76 = 4,971,235.29 : x
  2. Step 2: Convert to fraction form
    8,811,156/13,216,715.76 = 4,971,235.29/x
  3. Step 3: Cross multiply
    8,811,156x = 13,216,715.76 × 4,971,235.29
  4. Step 4: Simplify right side
    8,811,156x = 65,703,403,804,011.17
  5. Step 5: Solve for x
    x = 65,703,403,804,011.17/8,811,156
  6. Step 6: Final answer
    x = 7,456,842.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.