Home / 9,042,658.84-12,475,347.06-5,121,513.64

Finding the Fourth Proportional to 9,042,658.84, 12,475,347.06 and 5,121,513.64

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Solution

The fourth proportional to 9,042,658.84, 12,475,347.06 and 5,121,513.64 is: 7,065,693.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042,658.84 : 12,475,347.06 = 5,121,513.64 : x
  2. Step 2: Convert to fraction form
    9,042,658.84/12,475,347.06 = 5,121,513.64/x
  3. Step 3: Cross multiply
    9,042,658.84x = 12,475,347.06 × 5,121,513.64
  4. Step 4: Simplify right side
    9,042,658.84x = 63,892,660,131,523.90
  5. Step 5: Solve for x
    x = 63,892,660,131,523.90/9,042,658.84
  6. Step 6: Final answer
    x = 7,065,693.98

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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.