Home / 26,820,095.10-40,230,142.65-9,781,323.90

Finding the Fourth Proportional to 26,820,095.10, 40,230,142.65 and 9,781,323.90

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Solution

The fourth proportional to 26,820,095.10, 40,230,142.65 and 9,781,323.90 is: 14,671,985.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820,095.10 : 40,230,142.65 = 9,781,323.90 : x
  2. Step 2: Convert to fraction form
    26,820,095.10/40,230,142.65 = 9,781,323.90/x
  3. Step 3: Cross multiply
    26,820,095.10x = 40,230,142.65 × 9,781,323.90
  4. Step 4: Simplify right side
    26,820,095.10x = 393,504,055,802,854.31
  5. Step 5: Solve for x
    x = 393,504,055,802,854.31/26,820,095.10
  6. Step 6: Final answer
    x = 14,671,985.85

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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.