Home / 86,923,205.40-130,384,808.10-26,331,058.20

Finding the Fourth Proportional to 86,923,205.40, 130,384,808.10 and 26,331,058.20

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Solution

The fourth proportional to 86,923,205.40, 130,384,808.10 and 26,331,058.20 is: 39,496,587.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,923,205.40 : 130,384,808.10 = 26,331,058.20 : x
  2. Step 2: Convert to fraction form
    86,923,205.40/130,384,808.10 = 26,331,058.20/x
  3. Step 3: Cross multiply
    86,923,205.40x = 130,384,808.10 × 26,331,058.20
  4. Step 4: Simplify right side
    86,923,205.40x = 3,433,169,970,476,931
  5. Step 5: Solve for x
    x = 3,433,169,970,476,931/86,923,205.40
  6. Step 6: Final answer
    x = 39,496,587.30

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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.