Home / 6,456,689.11-8,910,459.48-4,010,639.77

Finding the Fourth Proportional to 6,456,689.11, 8,910,459.48 and 4,010,639.77

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Solution

The fourth proportional to 6,456,689.11, 8,910,459.48 and 4,010,639.77 is: 5,534,824.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,689.11 : 8,910,459.48 = 4,010,639.77 : x
  2. Step 2: Convert to fraction form
    6,456,689.11/8,910,459.48 = 4,010,639.77/x
  3. Step 3: Cross multiply
    6,456,689.11x = 8,910,459.48 × 4,010,639.77
  4. Step 4: Simplify right side
    6,456,689.11x = 35,736,643,159,461.52
  5. Step 5: Solve for x
    x = 35,736,643,159,461.52/6,456,689.11
  6. Step 6: Final answer
    x = 5,534,824.82

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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.