Home / 15,250,521.90-22,875,782.85-5,152,997.10

Finding the Fourth Proportional to 15,250,521.90, 22,875,782.85 and 5,152,997.10

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Solution

The fourth proportional to 15,250,521.90, 22,875,782.85 and 5,152,997.10 is: 7,729,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,250,521.90 : 22,875,782.85 = 5,152,997.10 : x
  2. Step 2: Convert to fraction form
    15,250,521.90/22,875,782.85 = 5,152,997.10/x
  3. Step 3: Cross multiply
    15,250,521.90x = 22,875,782.85 × 5,152,997.10
  4. Step 4: Simplify right side
    15,250,521.90x = 117,878,842,686,279.73
  5. Step 5: Solve for x
    x = 117,878,842,686,279.73/15,250,521.90
  6. Step 6: Final answer
    x = 7,729,495.65

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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.