Home / 9,842,985.57-13,584,546.86-5,712,129.75

Finding the Fourth Proportional to 9,842,985.57, 13,584,546.86 and 5,712,129.75

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Solution

The fourth proportional to 9,842,985.57, 13,584,546.86 and 5,712,129.75 is: 7,883,450.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,842,985.57 : 13,584,546.86 = 5,712,129.75 : x
  2. Step 2: Convert to fraction form
    9,842,985.57/13,584,546.86 = 5,712,129.75/x
  3. Step 3: Cross multiply
    9,842,985.57x = 13,584,546.86 × 5,712,129.75
  4. Step 4: Simplify right side
    9,842,985.57x = 77,596,694,205,632.69
  5. Step 5: Solve for x
    x = 77,596,694,205,632.69/9,842,985.57
  6. Step 6: Final answer
    x = 7,883,450.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.