Home / 9,359,419.61-14,103,014.31-7,690,938.78

Finding the Fourth Proportional to 9,359,419.61, 14,103,014.31 and 7,690,938.78

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Solution

The fourth proportional to 9,359,419.61, 14,103,014.31 and 7,690,938.78 is: 11,588,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359,419.61 : 14,103,014.31 = 7,690,938.78 : x
  2. Step 2: Convert to fraction form
    9,359,419.61/14,103,014.31 = 7,690,938.78/x
  3. Step 3: Cross multiply
    9,359,419.61x = 14,103,014.31 × 7,690,938.78
  4. Step 4: Simplify right side
    9,359,419.61x = 108,465,419,671,673.95
  5. Step 5: Solve for x
    x = 108,465,419,671,673.95/9,359,419.61
  6. Step 6: Final answer
    x = 11,588,904.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.