Home / 6,411,139.86-9,616,689.02-4,954,301.28

Finding the Fourth Proportional to 6,411,139.86, 9,616,689.02 and 4,954,301.28

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Solution

The fourth proportional to 6,411,139.86, 9,616,689.02 and 4,954,301.28 is: 7,431,435.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411,139.86 : 9,616,689.02 = 4,954,301.28 : x
  2. Step 2: Convert to fraction form
    6,411,139.86/9,616,689.02 = 4,954,301.28/x
  3. Step 3: Cross multiply
    6,411,139.86x = 9,616,689.02 × 4,954,301.28
  4. Step 4: Simplify right side
    6,411,139.86x = 47,643,974,696,376.45
  5. Step 5: Solve for x
    x = 47,643,974,696,376.45/6,411,139.86
  6. Step 6: Final answer
    x = 7,431,435.87

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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.