Home / 20,024,113.75-30,018,357.51-7,241,776.72

Finding the Fourth Proportional to 20,024,113.75, 30,018,357.51 and 7,241,776.72

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Solution

The fourth proportional to 20,024,113.75, 30,018,357.51 and 7,241,776.72 is: 10,856,222.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024,113.75 : 30,018,357.51 = 7,241,776.72 : x
  2. Step 2: Convert to fraction form
    20,024,113.75/30,018,357.51 = 7,241,776.72/x
  3. Step 3: Cross multiply
    20,024,113.75x = 30,018,357.51 × 7,241,776.72
  4. Step 4: Simplify right side
    20,024,113.75x = 217,386,242,588,555.16
  5. Step 5: Solve for x
    x = 217,386,242,588,555.16/20,024,113.75
  6. Step 6: Final answer
    x = 10,856,222.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.