Home / 7,742,341.71-11,612,761.61-2,351,038.77

Finding the Fourth Proportional to 7,742,341.71, 11,612,761.61 and 2,351,038.77

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Solution

The fourth proportional to 7,742,341.71, 11,612,761.61 and 2,351,038.77 is: 3,526,330.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742,341.71 : 11,612,761.61 = 2,351,038.77 : x
  2. Step 2: Convert to fraction form
    7,742,341.71/11,612,761.61 = 2,351,038.77/x
  3. Step 3: Cross multiply
    7,742,341.71x = 11,612,761.61 × 2,351,038.77
  4. Step 4: Simplify right side
    7,742,341.71x = 27,302,052,760,122.43
  5. Step 5: Solve for x
    x = 27,302,052,760,122.43/7,742,341.71
  6. Step 6: Final answer
    x = 3,526,330.12

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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.