Home / 51,153,496.20-70,590,990.30-27,948,123.72

Finding the Fourth Proportional to 51,153,496.20, 70,590,990.30 and 27,948,123.72

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Solution

The fourth proportional to 51,153,496.20, 70,590,990.30 and 27,948,123.72 is: 38,567,954.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,153,496.20 : 70,590,990.30 = 27,948,123.72 : x
  2. Step 2: Convert to fraction form
    51,153,496.20/70,590,990.30 = 27,948,123.72/x
  3. Step 3: Cross multiply
    51,153,496.20x = 70,590,990.30 × 27,948,123.72
  4. Step 4: Simplify right side
    51,153,496.20x = 1,972,885,730,421,719.75
  5. Step 5: Solve for x
    x = 1,972,885,730,421,719.75/51,153,496.20
  6. Step 6: Final answer
    x = 38,567,954.82

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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.