Home / 13,655,058.56-20,492,666.52-6,466,578.56

Finding the Fourth Proportional to 13,655,058.56, 20,492,666.52 and 6,466,578.56

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Solution

The fourth proportional to 13,655,058.56, 20,492,666.52 and 6,466,578.56 is: 9,704,640.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,655,058.56 : 20,492,666.52 = 6,466,578.56 : x
  2. Step 2: Convert to fraction form
    13,655,058.56/20,492,666.52 = 6,466,578.56/x
  3. Step 3: Cross multiply
    13,655,058.56x = 20,492,666.52 × 6,466,578.56
  4. Step 4: Simplify right side
    13,655,058.56x = 132,517,437,955,461.80
  5. Step 5: Solve for x
    x = 132,517,437,955,461.80/13,655,058.56
  6. Step 6: Final answer
    x = 9,704,640.77

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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.