Home / 7,776,145.10-11,664,217.65-4,927,796.30

Finding the Fourth Proportional to 7,776,145.10, 11,664,217.65 and 4,927,796.30

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Solution

The fourth proportional to 7,776,145.10, 11,664,217.65 and 4,927,796.30 is: 7,391,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,145.10 : 11,664,217.65 = 4,927,796.30 : x
  2. Step 2: Convert to fraction form
    7,776,145.10/11,664,217.65 = 4,927,796.30/x
  3. Step 3: Cross multiply
    7,776,145.10x = 11,664,217.65 × 4,927,796.30
  4. Step 4: Simplify right side
    7,776,145.10x = 57,478,888,578,064.70
  5. Step 5: Solve for x
    x = 57,478,888,578,064.70/7,776,145.10
  6. Step 6: Final answer
    x = 7,391,694.45

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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.