Home / 16,916,604.55-23,387,607.69-12,499,363.22

Finding the Fourth Proportional to 16,916,604.55, 23,387,607.69 and 12,499,363.22

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Solution

The fourth proportional to 16,916,604.55, 23,387,607.69 and 12,499,363.22 is: 17,280,666.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,916,604.55 : 23,387,607.69 = 12,499,363.22 : x
  2. Step 2: Convert to fraction form
    16,916,604.55/23,387,607.69 = 12,499,363.22/x
  3. Step 3: Cross multiply
    16,916,604.55x = 23,387,607.69 × 12,499,363.22
  4. Step 4: Simplify right side
    16,916,604.55x = 292,330,203,364,175.19
  5. Step 5: Solve for x
    x = 292,330,203,364,175.19/16,916,604.55
  6. Step 6: Final answer
    x = 17,280,666.61

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1.5x scale

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.