Home / 8,508,902.76-11,742,360.75-4,641,441.12

Finding the Fourth Proportional to 8,508,902.76, 11,742,360.75 and 4,641,441.12

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Solution

The fourth proportional to 8,508,902.76, 11,742,360.75 and 4,641,441.12 is: 6,405,229.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508,902.76 : 11,742,360.75 = 4,641,441.12 : x
  2. Step 2: Convert to fraction form
    8,508,902.76/11,742,360.75 = 4,641,441.12/x
  3. Step 3: Cross multiply
    8,508,902.76x = 11,742,360.75 × 4,641,441.12
  4. Step 4: Simplify right side
    8,508,902.76x = 54,501,476,030,924.04
  5. Step 5: Solve for x
    x = 54,501,476,030,924.04/8,508,902.76
  6. Step 6: Final answer
    x = 6,405,229.62

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Double scale
Find fourth proportional to 8,508,903.76, 11,742,362.13 and 4,641,442.12
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.