Home / 9,245,376.90-12,750,791.40-5,573,488.68

Finding the Fourth Proportional to 9,245,376.90, 12,750,791.40 and 5,573,488.68

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Solution

The fourth proportional to 9,245,376.90, 12,750,791.40 and 5,573,488.68 is: 7,686,694.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245,376.90 : 12,750,791.40 = 5,573,488.68 : x
  2. Step 2: Convert to fraction form
    9,245,376.90/12,750,791.40 = 5,573,488.68/x
  3. Step 3: Cross multiply
    9,245,376.90x = 12,750,791.40 × 5,573,488.68
  4. Step 4: Simplify right side
    9,245,376.90x = 71,066,391,528,941.34
  5. Step 5: Solve for x
    x = 71,066,391,528,941.34/9,245,376.90
  6. Step 6: Final answer
    x = 7,686,694.91

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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.