Home / 12,960,050.18-17,884,151.44-7,078,513.32

Finding the Fourth Proportional to 12,960,050.18, 17,884,151.44 and 7,078,513.32

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Solution

The fourth proportional to 12,960,050.18, 17,884,151.44 and 7,078,513.32 is: 9,767,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,960,050.18 : 17,884,151.44 = 7,078,513.32 : x
  2. Step 2: Convert to fraction form
    12,960,050.18/17,884,151.44 = 7,078,513.32/x
  3. Step 3: Cross multiply
    12,960,050.18x = 17,884,151.44 × 7,078,513.32
  4. Step 4: Simplify right side
    12,960,050.18x = 126,593,204,148,700.67
  5. Step 5: Solve for x
    x = 126,593,204,148,700.67/12,960,050.18
  6. Step 6: Final answer
    x = 9,767,956.33

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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.