Home / 26,878,981.20-40,334,218.20-9,841,376.40

Finding the Fourth Proportional to 26,878,981.20, 40,334,218.20 and 9,841,376.40

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Solution

The fourth proportional to 26,878,981.20, 40,334,218.20 and 9,841,376.40 is: 14,767,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,878,981.20 : 40,334,218.20 = 9,841,376.40 : x
  2. Step 2: Convert to fraction form
    26,878,981.20/40,334,218.20 = 9,841,376.40/x
  3. Step 3: Cross multiply
    26,878,981.20x = 40,334,218.20 × 9,841,376.40
  4. Step 4: Simplify right side
    26,878,981.20x = 396,944,223,105,930.50
  5. Step 5: Solve for x
    x = 396,944,223,105,930.50/26,878,981.20
  6. Step 6: Final answer
    x = 14,767,829.93

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1.5x scale

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.