Home / 9,969,147.90-14,953,721.85-6,142,772.70

Finding the Fourth Proportional to 9,969,147.90, 14,953,721.85 and 6,142,772.70

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Solution

The fourth proportional to 9,969,147.90, 14,953,721.85 and 6,142,772.70 is: 9,214,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969,147.90 : 14,953,721.85 = 6,142,772.70 : x
  2. Step 2: Convert to fraction form
    9,969,147.90/14,953,721.85 = 6,142,772.70/x
  3. Step 3: Cross multiply
    9,969,147.90x = 14,953,721.85 × 6,142,772.70
  4. Step 4: Simplify right side
    9,969,147.90x = 91,857,314,343,573.50
  5. Step 5: Solve for x
    x = 91,857,314,343,573.50/9,969,147.90
  6. Step 6: Final answer
    x = 9,214,159.05

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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.