Home / 19,963,148.40-29,944,625.40-7,824,034.80

Finding the Fourth Proportional to 19,963,148.40, 29,944,625.40 and 7,824,034.80

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Solution

The fourth proportional to 19,963,148.40, 29,944,625.40 and 7,824,034.80 is: 11,736,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963,148.40 : 29,944,625.40 = 7,824,034.80 : x
  2. Step 2: Convert to fraction form
    19,963,148.40/29,944,625.40 = 7,824,034.80/x
  3. Step 3: Cross multiply
    19,963,148.40x = 29,944,625.40 × 7,824,034.80
  4. Step 4: Simplify right side
    19,963,148.40x = 234,287,791,202,563.91
  5. Step 5: Solve for x
    x = 234,287,791,202,563.91/19,963,148.40
  6. Step 6: Final answer
    x = 11,736,014.10

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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.