Home / 38,719,826-53,436,483.72-22,201,487.52

Finding the Fourth Proportional to 38,719,826, 53,436,483.72 and 22,201,487.52

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Solution

The fourth proportional to 38,719,826, 53,436,483.72 and 22,201,487.52 is: 30,639,843.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,719,826 : 53,436,483.72 = 22,201,487.52 : x
  2. Step 2: Convert to fraction form
    38,719,826/53,436,483.72 = 22,201,487.52/x
  3. Step 3: Cross multiply
    38,719,826x = 53,436,483.72 × 22,201,487.52
  4. Step 4: Simplify right side
    38,719,826x = 1,186,369,426,422,263
  5. Step 5: Solve for x
    x = 1,186,369,426,422,263/38,719,826
  6. Step 6: Final answer
    x = 30,639,843.95

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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.