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Finding the Fourth Proportional to 27,392,567.70, 37,802,931.70 and 15,169,424.70

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Solution

The fourth proportional to 27,392,567.70, 37,802,931.70 and 15,169,424.70 is: 20,934,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,392,567.70 : 37,802,931.70 = 15,169,424.70 : x
  2. Step 2: Convert to fraction form
    27,392,567.70/37,802,931.70 = 15,169,424.70/x
  3. Step 3: Cross multiply
    27,392,567.70x = 37,802,931.70 × 15,169,424.70
  4. Step 4: Simplify right side
    27,392,567.70x = 573,448,725,786,545.88
  5. Step 5: Solve for x
    x = 573,448,725,786,545.88/27,392,567.70
  6. Step 6: Final answer
    x = 20,934,464.12

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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.