Home / 34,391,778.53-47,461,031.06-18,710,892.15

Finding the Fourth Proportional to 34,391,778.53, 47,461,031.06 and 18,710,892.15

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Solution

The fourth proportional to 34,391,778.53, 47,461,031.06 and 18,710,892.15 is: 25,821,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,391,778.53 : 47,461,031.06 = 18,710,892.15 : x
  2. Step 2: Convert to fraction form
    34,391,778.53/47,461,031.06 = 18,710,892.15/x
  3. Step 3: Cross multiply
    34,391,778.53x = 47,461,031.06 × 18,710,892.15
  4. Step 4: Simplify right side
    34,391,778.53x = 888,038,233,397,905.62
  5. Step 5: Solve for x
    x = 888,038,233,397,905.62/34,391,778.53
  6. Step 6: Final answer
    x = 25,821,236.11

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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.