Home / 19,309,045.60-28,982,230.80-9,735,234.40

Finding the Fourth Proportional to 19,309,045.60, 28,982,230.80 and 9,735,234.40

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Solution

The fourth proportional to 19,309,045.60, 28,982,230.80 and 9,735,234.40 is: 14,612,260.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,309,045.60 : 28,982,230.80 = 9,735,234.40 : x
  2. Step 2: Convert to fraction form
    19,309,045.60/28,982,230.80 = 9,735,234.40/x
  3. Step 3: Cross multiply
    19,309,045.60x = 28,982,230.80 × 9,735,234.40
  4. Step 4: Simplify right side
    19,309,045.60x = 282,148,810,272,899.56
  5. Step 5: Solve for x
    x = 282,148,810,272,899.56/19,309,045.60
  6. Step 6: Final answer
    x = 14,612,260.81

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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.