Home / 13,943,053.62-19,241,992.47-7,748,077.20

Finding the Fourth Proportional to 13,943,053.62, 19,241,992.47 and 7,748,077.20

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Solution

The fourth proportional to 13,943,053.62, 19,241,992.47 and 7,748,077.20 is: 10,692,667.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,053.62 : 19,241,992.47 = 7,748,077.20 : x
  2. Step 2: Convert to fraction form
    13,943,053.62/19,241,992.47 = 7,748,077.20/x
  3. Step 3: Cross multiply
    13,943,053.62x = 19,241,992.47 × 7,748,077.20
  4. Step 4: Simplify right side
    13,943,053.62x = 149,088,443,139,378.69
  5. Step 5: Solve for x
    x = 149,088,443,139,378.69/13,943,053.62
  6. Step 6: Final answer
    x = 10,692,667.99

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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.