Home / 19,162,995.30-28,749,023.31-6,209,124.18

Finding the Fourth Proportional to 19,162,995.30, 28,749,023.31 and 6,209,124.18

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Solution

The fourth proportional to 19,162,995.30, 28,749,023.31 and 6,209,124.18 is: 9,315,154.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162,995.30 : 28,749,023.31 = 6,209,124.18 : x
  2. Step 2: Convert to fraction form
    19,162,995.30/28,749,023.31 = 6,209,124.18/x
  3. Step 3: Cross multiply
    19,162,995.30x = 28,749,023.31 × 6,209,124.18
  4. Step 4: Simplify right side
    19,162,995.30x = 178,506,255,785,504.62
  5. Step 5: Solve for x
    x = 178,506,255,785,504.62/19,162,995.30
  6. Step 6: Final answer
    x = 9,315,154.18

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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.