Home / 21,853,882.01-30,158,601.21-12,064,331.16

Finding the Fourth Proportional to 21,853,882.01, 30,158,601.21 and 12,064,331.16

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Solution

The fourth proportional to 21,853,882.01, 30,158,601.21 and 12,064,331.16 is: 16,648,911.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,853,882.01 : 30,158,601.21 = 12,064,331.16 : x
  2. Step 2: Convert to fraction form
    21,853,882.01/30,158,601.21 = 12,064,331.16/x
  3. Step 3: Cross multiply
    21,853,882.01x = 30,158,601.21 × 12,064,331.16
  4. Step 4: Simplify right side
    21,853,882.01x = 363,843,352,319,816.75
  5. Step 5: Solve for x
    x = 363,843,352,319,816.75/21,853,882.01
  6. Step 6: Final answer
    x = 16,648,911.72

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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.