Home / 19,125,031.55-28,684,744.53-9,407,036.03

Finding the Fourth Proportional to 19,125,031.55, 28,684,744.53 and 9,407,036.03

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Solution

The fourth proportional to 19,125,031.55, 28,684,744.53 and 9,407,036.03 is: 14,109,175.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125,031.55 : 28,684,744.53 = 9,407,036.03 : x
  2. Step 2: Convert to fraction form
    19,125,031.55/28,684,744.53 = 9,407,036.03/x
  3. Step 3: Cross multiply
    19,125,031.55x = 28,684,744.53 × 9,407,036.03
  4. Step 4: Simplify right side
    19,125,031.55x = 269,838,425,305,055.41
  5. Step 5: Solve for x
    x = 269,838,425,305,055.41/19,125,031.55
  6. Step 6: Final answer
    x = 14,109,175.43

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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.