Home / 33,236,288.40-45,873,730.68-19,489,681.20

Finding the Fourth Proportional to 33,236,288.40, 45,873,730.68 and 19,489,681.20

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Solution

The fourth proportional to 33,236,288.40, 45,873,730.68 and 19,489,681.20 is: 26,900,247.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,236,288.40 : 45,873,730.68 = 19,489,681.20 : x
  2. Step 2: Convert to fraction form
    33,236,288.40/45,873,730.68 = 19,489,681.20/x
  3. Step 3: Cross multiply
    33,236,288.40x = 45,873,730.68 × 19,489,681.20
  4. Step 4: Simplify right side
    33,236,288.40x = 894,064,386,407,859.12
  5. Step 5: Solve for x
    x = 894,064,386,407,859.12/33,236,288.40
  6. Step 6: Final answer
    x = 26,900,247.57

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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.