Home / 7,776,017.10-11,664,025.65-7,421,723.10

Finding the Fourth Proportional to 7,776,017.10, 11,664,025.65 and 7,421,723.10

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Solution

The fourth proportional to 7,776,017.10, 11,664,025.65 and 7,421,723.10 is: 11,132,584.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,017.10 : 11,664,025.65 = 7,421,723.10 : x
  2. Step 2: Convert to fraction form
    7,776,017.10/11,664,025.65 = 7,421,723.10/x
  3. Step 3: Cross multiply
    7,776,017.10x = 11,664,025.65 × 7,421,723.10
  4. Step 4: Simplify right side
    7,776,017.10x = 86,567,168,605,597.52
  5. Step 5: Solve for x
    x = 86,567,168,605,597.52/7,776,017.10
  6. Step 6: Final answer
    x = 11,132,584.65

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Double scale
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Similar ratio
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1.5x scale

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.