Home / 6,540,038.40-9,811,807.20-4,650,470.40

Finding the Fourth Proportional to 6,540,038.40, 9,811,807.20 and 4,650,470.40

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Solution

The fourth proportional to 6,540,038.40, 9,811,807.20 and 4,650,470.40 is: 6,976,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540,038.40 : 9,811,807.20 = 4,650,470.40 : x
  2. Step 2: Convert to fraction form
    6,540,038.40/9,811,807.20 = 4,650,470.40/x
  3. Step 3: Cross multiply
    6,540,038.40x = 9,811,807.20 × 4,650,470.40
  4. Step 4: Simplify right side
    6,540,038.40x = 45,629,518,954,106.88
  5. Step 5: Solve for x
    x = 45,629,518,954,106.88/6,540,038.40
  6. Step 6: Final answer
    x = 6,976,949.70

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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.