Home / 14,254,041.48-19,672,707.06-11,221,078.92

Finding the Fourth Proportional to 14,254,041.48, 19,672,707.06 and 11,221,078.92

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Solution

The fourth proportional to 14,254,041.48, 19,672,707.06 and 11,221,078.92 is: 15,486,765.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254,041.48 : 19,672,707.06 = 11,221,078.92 : x
  2. Step 2: Convert to fraction form
    14,254,041.48/19,672,707.06 = 11,221,078.92/x
  3. Step 3: Cross multiply
    14,254,041.48x = 19,672,707.06 × 11,221,078.92
  4. Step 4: Simplify right side
    14,254,041.48x = 220,748,998,490,301.16
  5. Step 5: Solve for x
    x = 220,748,998,490,301.16/14,254,041.48
  6. Step 6: Final answer
    x = 15,486,765.55

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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.