Home / 19,963,401.20-29,945,101.80-19,795,439.60

Finding the Fourth Proportional to 19,963,401.20, 29,945,101.80 and 19,795,439.60

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Solution

The fourth proportional to 19,963,401.20, 29,945,101.80 and 19,795,439.60 is: 29,693,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963,401.20 : 29,945,101.80 = 19,795,439.60 : x
  2. Step 2: Convert to fraction form
    19,963,401.20/29,945,101.80 = 19,795,439.60/x
  3. Step 3: Cross multiply
    19,963,401.20x = 29,945,101.80 × 19,795,439.60
  4. Step 4: Simplify right side
    19,963,401.20x = 592,776,453,997,751.38
  5. Step 5: Solve for x
    x = 592,776,453,997,751.38/19,963,401.20
  6. Step 6: Final answer
    x = 29,693,159.40

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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.