Home / 19,031,228-26,263,123.50-10,329,403.79

Finding the Fourth Proportional to 19,031,228, 26,263,123.50 and 10,329,403.79

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Solution

The fourth proportional to 19,031,228, 26,263,123.50 and 10,329,403.79 is: 14,254,592.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031,228 : 26,263,123.50 = 10,329,403.79 : x
  2. Step 2: Convert to fraction form
    19,031,228/26,263,123.50 = 10,329,403.79/x
  3. Step 3: Cross multiply
    19,031,228x = 26,263,123.50 × 10,329,403.79
  4. Step 4: Simplify right side
    19,031,228x = 271,282,407,418,138.03
  5. Step 5: Solve for x
    x = 271,282,407,418,138.03/19,031,228
  6. Step 6: Final answer
    x = 14,254,592.89

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Double scale
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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.