Home / 13,943,056.12-19,241,995.92-7,748,079.70

Finding the Fourth Proportional to 13,943,056.12, 19,241,995.92 and 7,748,079.70

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Solution

The fourth proportional to 13,943,056.12, 19,241,995.92 and 7,748,079.70 is: 10,692,671.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,056.12 : 19,241,995.92 = 7,748,079.70 : x
  2. Step 2: Convert to fraction form
    13,943,056.12/19,241,995.92 = 7,748,079.70/x
  3. Step 3: Cross multiply
    13,943,056.12x = 19,241,995.92 × 7,748,079.70
  4. Step 4: Simplify right side
    13,943,056.12x = 149,088,517,975,234.84
  5. Step 5: Solve for x
    x = 149,088,517,975,234.84/13,943,056.12
  6. Step 6: Final answer
    x = 10,692,671.44

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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.