Home / 7,776,143.10-11,664,214.65-4,927,794.30

Finding the Fourth Proportional to 7,776,143.10, 11,664,214.65 and 4,927,794.30

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Solution

The fourth proportional to 7,776,143.10, 11,664,214.65 and 4,927,794.30 is: 7,391,691.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,143.10 : 11,664,214.65 = 4,927,794.30 : x
  2. Step 2: Convert to fraction form
    7,776,143.10/11,664,214.65 = 4,927,794.30/x
  3. Step 3: Cross multiply
    7,776,143.10x = 11,664,214.65 × 4,927,794.30
  4. Step 4: Simplify right side
    7,776,143.10x = 57,478,850,466,246.49
  5. Step 5: Solve for x
    x = 57,478,850,466,246.49/7,776,143.10
  6. Step 6: Final answer
    x = 7,391,691.45

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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.