Home / 7,772,246.40-11,642,623.20-4,402,516.80

Finding the Fourth Proportional to 7,772,246.40, 11,642,623.20 and 4,402,516.80

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Solution

The fourth proportional to 7,772,246.40, 11,642,623.20 and 4,402,516.80 is: 6,594,855.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772,246.40 : 11,642,623.20 = 4,402,516.80 : x
  2. Step 2: Convert to fraction form
    7,772,246.40/11,642,623.20 = 4,402,516.80/x
  3. Step 3: Cross multiply
    7,772,246.40x = 11,642,623.20 × 4,402,516.80
  4. Step 4: Simplify right side
    7,772,246.40x = 51,256,844,234,069.76
  5. Step 5: Solve for x
    x = 51,256,844,234,069.76/7,772,246.40
  6. Step 6: Final answer
    x = 6,594,855.80

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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.