Home / 19,428,031.80-29,142,047.70-5,963,110.20

Finding the Fourth Proportional to 19,428,031.80, 29,142,047.70 and 5,963,110.20

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Solution

The fourth proportional to 19,428,031.80, 29,142,047.70 and 5,963,110.20 is: 8,944,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,428,031.80 : 29,142,047.70 = 5,963,110.20 : x
  2. Step 2: Convert to fraction form
    19,428,031.80/29,142,047.70 = 5,963,110.20/x
  3. Step 3: Cross multiply
    19,428,031.80x = 29,142,047.70 × 5,963,110.20
  4. Step 4: Simplify right side
    19,428,031.80x = 173,777,241,888,756.53
  5. Step 5: Solve for x
    x = 173,777,241,888,756.53/19,428,031.80
  6. Step 6: Final answer
    x = 8,944,665.30

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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.