Home / 29,042,908.80-43,564,363.20-7,767,772.80

Finding the Fourth Proportional to 29,042,908.80, 43,564,363.20 and 7,767,772.80

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Solution

The fourth proportional to 29,042,908.80, 43,564,363.20 and 7,767,772.80 is: 11,651,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,042,908.80 : 43,564,363.20 = 7,767,772.80 : x
  2. Step 2: Convert to fraction form
    29,042,908.80/43,564,363.20 = 7,767,772.80/x
  3. Step 3: Cross multiply
    29,042,908.80x = 43,564,363.20 × 7,767,772.80
  4. Step 4: Simplify right side
    29,042,908.80x = 338,398,075,514,281
  5. Step 5: Solve for x
    x = 338,398,075,514,281/29,042,908.80
  6. Step 6: Final answer
    x = 11,651,659.20

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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.