Home / 9,359,575.18-12,916,299.22-5,492,160.78

Finding the Fourth Proportional to 9,359,575.18, 12,916,299.22 and 5,492,160.78

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Solution

The fourth proportional to 9,359,575.18, 12,916,299.22 and 5,492,160.78 is: 7,579,232.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359,575.18 : 12,916,299.22 = 5,492,160.78 : x
  2. Step 2: Convert to fraction form
    9,359,575.18/12,916,299.22 = 5,492,160.78/x
  3. Step 3: Cross multiply
    9,359,575.18x = 12,916,299.22 × 5,492,160.78
  4. Step 4: Simplify right side
    9,359,575.18x = 70,938,391,998,828.59
  5. Step 5: Solve for x
    x = 70,938,391,998,828.59/9,359,575.18
  6. Step 6: Final answer
    x = 7,579,232.03

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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.