Home / 26,878,986.20-40,334,225.70-9,841,381.40

Finding the Fourth Proportional to 26,878,986.20, 40,334,225.70 and 9,841,381.40

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Solution

The fourth proportional to 26,878,986.20, 40,334,225.70 and 9,841,381.40 is: 14,767,837.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,878,986.20 : 40,334,225.70 = 9,841,381.40 : x
  2. Step 2: Convert to fraction form
    26,878,986.20/40,334,225.70 = 9,841,381.40/x
  3. Step 3: Cross multiply
    26,878,986.20x = 40,334,225.70 × 9,841,381.40
  4. Step 4: Simplify right side
    26,878,986.20x = 396,944,498,587,382
  5. Step 5: Solve for x
    x = 396,944,498,587,382/26,878,986.20
  6. Step 6: Final answer
    x = 14,767,837.43

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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.