Home / 31,703,488.50-43,750,820.48-19,313,581.26

Finding the Fourth Proportional to 31,703,488.50, 43,750,820.48 and 19,313,581.26

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Solution

The fourth proportional to 31,703,488.50, 43,750,820.48 and 19,313,581.26 is: 26,652,746.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,703,488.50 : 43,750,820.48 = 19,313,581.26 : x
  2. Step 2: Convert to fraction form
    31,703,488.50/43,750,820.48 = 19,313,581.26/x
  3. Step 3: Cross multiply
    31,703,488.50x = 43,750,820.48 × 19,313,581.26
  4. Step 4: Simplify right side
    31,703,488.50x = 844,985,026,532,152.25
  5. Step 5: Solve for x
    x = 844,985,026,532,152.25/31,703,488.50
  6. Step 6: Final answer
    x = 26,652,746.01

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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.