Home / 15,554,444.55-21,459,146.61-9,743,109.27

Finding the Fourth Proportional to 15,554,444.55, 21,459,146.61 and 9,743,109.27

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Solution

The fourth proportional to 15,554,444.55, 21,459,146.61 and 9,743,109.27 is: 13,441,740.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554,444.55 : 21,459,146.61 = 9,743,109.27 : x
  2. Step 2: Convert to fraction form
    15,554,444.55/21,459,146.61 = 9,743,109.27/x
  3. Step 3: Cross multiply
    15,554,444.55x = 21,459,146.61 × 9,743,109.27
  4. Step 4: Simplify right side
    15,554,444.55x = 209,078,810,262,180.06
  5. Step 5: Solve for x
    x = 209,078,810,262,180.06/15,554,444.55
  6. Step 6: Final answer
    x = 13,441,740.69

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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.