Home / 19,640,225.60-27,094,123.68-15,259,332.64

Finding the Fourth Proportional to 19,640,225.60, 27,094,123.68 and 15,259,332.64

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Solution

The fourth proportional to 19,640,225.60, 27,094,123.68 and 15,259,332.64 is: 21,050,585.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,640,225.60 : 27,094,123.68 = 15,259,332.64 : x
  2. Step 2: Convert to fraction form
    19,640,225.60/27,094,123.68 = 15,259,332.64/x
  3. Step 3: Cross multiply
    19,640,225.60x = 27,094,123.68 × 15,259,332.64
  4. Step 4: Simplify right side
    19,640,225.60x = 413,438,245,822,420.94
  5. Step 5: Solve for x
    x = 413,438,245,822,420.94/19,640,225.60
  6. Step 6: Final answer
    x = 21,050,585.38

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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.