Home / 26,819,850.10-40,229,775.15-9,781,078.90

Finding the Fourth Proportional to 26,819,850.10, 40,229,775.15 and 9,781,078.90

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Solution

The fourth proportional to 26,819,850.10, 40,229,775.15 and 9,781,078.90 is: 14,671,618.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,819,850.10 : 40,229,775.15 = 9,781,078.90 : x
  2. Step 2: Convert to fraction form
    26,819,850.10/40,229,775.15 = 9,781,078.90/x
  3. Step 3: Cross multiply
    26,819,850.10x = 40,229,775.15 × 9,781,078.90
  4. Step 4: Simplify right side
    26,819,850.10x = 393,490,604,871,409.31
  5. Step 5: Solve for x
    x = 393,490,604,871,409.31/26,819,850.10
  6. Step 6: Final answer
    x = 14,671,618.35

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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.