Home / 19,659,798.16-29,489,671.80-5,282,866.16

Finding the Fourth Proportional to 19,659,798.16, 29,489,671.80 and 5,282,866.16

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Solution

The fourth proportional to 19,659,798.16, 29,489,671.80 and 5,282,866.16 is: 7,924,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659,798.16 : 29,489,671.80 = 5,282,866.16 : x
  2. Step 2: Convert to fraction form
    19,659,798.16/29,489,671.80 = 5,282,866.16/x
  3. Step 3: Cross multiply
    19,659,798.16x = 29,489,671.80 × 5,282,866.16
  4. Step 4: Simplify right side
    19,659,798.16x = 155,789,989,221,726.28
  5. Step 5: Solve for x
    x = 155,789,989,221,726.28/19,659,798.16
  6. Step 6: Final answer
    x = 7,924,292.40

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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.