Home / 12,709,550.89-17,539,304.89-6,908,329.04

Finding the Fourth Proportional to 12,709,550.89, 17,539,304.89 and 6,908,329.04

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Solution

The fourth proportional to 12,709,550.89, 17,539,304.89 and 6,908,329.04 is: 9,533,561.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,709,550.89 : 17,539,304.89 = 6,908,329.04 : x
  2. Step 2: Convert to fraction form
    12,709,550.89/17,539,304.89 = 6,908,329.04/x
  3. Step 3: Cross multiply
    12,709,550.89x = 17,539,304.89 × 6,908,329.04
  4. Step 4: Simplify right side
    12,709,550.89x = 121,167,289,190,762.84
  5. Step 5: Solve for x
    x = 121,167,289,190,762.84/12,709,550.89
  6. Step 6: Final answer
    x = 9,533,561.83

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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.