Home / 19,963,400.70-29,945,101.05-19,795,439.10

Finding the Fourth Proportional to 19,963,400.70, 29,945,101.05 and 19,795,439.10

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Solution

The fourth proportional to 19,963,400.70, 29,945,101.05 and 19,795,439.10 is: 29,693,158.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963,400.70 : 29,945,101.05 = 19,795,439.10 : x
  2. Step 2: Convert to fraction form
    19,963,400.70/29,945,101.05 = 19,795,439.10/x
  3. Step 3: Cross multiply
    19,963,400.70x = 29,945,101.05 × 19,795,439.10
  4. Step 4: Simplify right side
    19,963,400.70x = 592,776,424,178,621.12
  5. Step 5: Solve for x
    x = 592,776,424,178,621.12/19,963,400.70
  6. Step 6: Final answer
    x = 29,693,158.65

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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.