Home / 65,838,042.80-98,757,064.20-17,315,802.80

Finding the Fourth Proportional to 65,838,042.80, 98,757,064.20 and 17,315,802.80

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Solution

The fourth proportional to 65,838,042.80, 98,757,064.20 and 17,315,802.80 is: 25,973,704.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,838,042.80 : 98,757,064.20 = 17,315,802.80 : x
  2. Step 2: Convert to fraction form
    65,838,042.80/98,757,064.20 = 17,315,802.80/x
  3. Step 3: Cross multiply
    65,838,042.80x = 98,757,064.20 × 17,315,802.80
  4. Step 4: Simplify right side
    65,838,042.80x = 1,710,057,848,794,140
  5. Step 5: Solve for x
    x = 1,710,057,848,794,140/65,838,042.80
  6. Step 6: Final answer
    x = 25,973,704.20

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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.