Home / 11,412,881.98-15,748,095.90-6,940,155.51

Finding the Fourth Proportional to 11,412,881.98, 15,748,095.90 and 6,940,155.51

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Solution

The fourth proportional to 11,412,881.98, 15,748,095.90 and 6,940,155.51 is: 9,576,392.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,412,881.98 : 15,748,095.90 = 6,940,155.51 : x
  2. Step 2: Convert to fraction form
    11,412,881.98/15,748,095.90 = 6,940,155.51/x
  3. Step 3: Cross multiply
    11,412,881.98x = 15,748,095.90 × 6,940,155.51
  4. Step 4: Simplify right side
    11,412,881.98x = 109,294,234,532,393.41
  5. Step 5: Solve for x
    x = 109,294,234,532,393.41/11,412,881.98
  6. Step 6: Final answer
    x = 9,576,392.25

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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.