Home / 7,986,423.66-11,974,840.49-3,663,058.17

Finding the Fourth Proportional to 7,986,423.66, 11,974,840.49 and 3,663,058.17

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Solution

The fourth proportional to 7,986,423.66, 11,974,840.49 and 3,663,058.17 is: 5,492,387.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,986,423.66 : 11,974,840.49 = 3,663,058.17 : x
  2. Step 2: Convert to fraction form
    7,986,423.66/11,974,840.49 = 3,663,058.17/x
  3. Step 3: Cross multiply
    7,986,423.66x = 11,974,840.49 × 3,663,058.17
  4. Step 4: Simplify right side
    7,986,423.66x = 43,864,537,317,931.66
  5. Step 5: Solve for x
    x = 43,864,537,317,931.66/7,986,423.66
  6. Step 6: Final answer
    x = 5,492,387.98

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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.