Home / 20,255,860.56-27,953,085.44-10,963,429

Finding the Fourth Proportional to 20,255,860.56, 27,953,085.44 and 10,963,429

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Solution

The fourth proportional to 20,255,860.56, 27,953,085.44 and 10,963,429 is: 15,129,530.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,255,860.56 : 27,953,085.44 = 10,963,429 : x
  2. Step 2: Convert to fraction form
    20,255,860.56/27,953,085.44 = 10,963,429/x
  3. Step 3: Cross multiply
    20,255,860.56x = 27,953,085.44 × 10,963,429
  4. Step 4: Simplify right side
    20,255,860.56x = 306,461,667,552,373.75
  5. Step 5: Solve for x
    x = 306,461,667,552,373.75/20,255,860.56
  6. Step 6: Final answer
    x = 15,129,530.87

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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.