Home / 9,868,860.76-13,614,857.52-6,606,726.42

Finding the Fourth Proportional to 9,868,860.76, 13,614,857.52 and 6,606,726.42

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Solution

The fourth proportional to 9,868,860.76, 13,614,857.52 and 6,606,726.42 is: 9,114,490.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868,860.76 : 13,614,857.52 = 6,606,726.42 : x
  2. Step 2: Convert to fraction form
    9,868,860.76/13,614,857.52 = 6,606,726.42/x
  3. Step 3: Cross multiply
    9,868,860.76x = 13,614,857.52 × 6,606,726.42
  4. Step 4: Simplify right side
    9,868,860.76x = 89,949,638,881,919.67
  5. Step 5: Solve for x
    x = 89,949,638,881,919.67/9,868,860.76
  6. Step 6: Final answer
    x = 9,114,490.63

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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.