Home / 15,745,087.40-23,617,631.10-6,657,446.30

Finding the Fourth Proportional to 15,745,087.40, 23,617,631.10 and 6,657,446.30

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Solution

The fourth proportional to 15,745,087.40, 23,617,631.10 and 6,657,446.30 is: 9,986,169.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,745,087.40 : 23,617,631.10 = 6,657,446.30 : x
  2. Step 2: Convert to fraction form
    15,745,087.40/23,617,631.10 = 6,657,446.30/x
  3. Step 3: Cross multiply
    15,745,087.40x = 23,617,631.10 × 6,657,446.30
  4. Step 4: Simplify right side
    15,745,087.40x = 157,233,110,781,459.94
  5. Step 5: Solve for x
    x = 157,233,110,781,459.94/15,745,087.40
  6. Step 6: Final answer
    x = 9,986,169.45

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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.