Home / 18,407,607.57-25,402,575.17-10,147,488.39

Finding the Fourth Proportional to 18,407,607.57, 25,402,575.17 and 10,147,488.39

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Solution

The fourth proportional to 18,407,607.57, 25,402,575.17 and 10,147,488.39 is: 14,003,576.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,407,607.57 : 25,402,575.17 = 10,147,488.39 : x
  2. Step 2: Convert to fraction form
    18,407,607.57/25,402,575.17 = 10,147,488.39/x
  3. Step 3: Cross multiply
    18,407,607.57x = 25,402,575.17 × 10,147,488.39
  4. Step 4: Simplify right side
    18,407,607.57x = 257,772,336,613,677.31
  5. Step 5: Solve for x
    x = 257,772,336,613,677.31/18,407,607.57
  6. Step 6: Final answer
    x = 14,003,576.27

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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.