Home / 9,330,387.61-12,875,995.01-5,200,680.98

Finding the Fourth Proportional to 9,330,387.61, 12,875,995.01 and 5,200,680.98

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Solution

The fourth proportional to 9,330,387.61, 12,875,995.01 and 5,200,680.98 is: 7,176,973.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330,387.61 : 12,875,995.01 = 5,200,680.98 : x
  2. Step 2: Convert to fraction form
    9,330,387.61/12,875,995.01 = 5,200,680.98/x
  3. Step 3: Cross multiply
    9,330,387.61x = 12,875,995.01 × 5,200,680.98
  4. Step 4: Simplify right side
    9,330,387.61x = 66,963,942,347,081.91
  5. Step 5: Solve for x
    x = 66,963,942,347,081.91/9,330,387.61
  6. Step 6: Final answer
    x = 7,176,973.26

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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.