Home / 38,947,031.46-53,465,457.45-33,430,829.70

Finding the Fourth Proportional to 38,947,031.46, 53,465,457.45 and 33,430,829.70

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Solution

The fourth proportional to 38,947,031.46, 53,465,457.45 and 33,430,829.70 is: 45,892,961.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,947,031.46 : 53,465,457.45 = 33,430,829.70 : x
  2. Step 2: Convert to fraction form
    38,947,031.46/53,465,457.45 = 33,430,829.70/x
  3. Step 3: Cross multiply
    38,947,031.46x = 53,465,457.45 × 33,430,829.70
  4. Step 4: Simplify right side
    38,947,031.46x = 1,787,394,602,843,546.25
  5. Step 5: Solve for x
    x = 1,787,394,602,843,546.25/38,947,031.46
  6. Step 6: Final answer
    x = 45,892,961.18

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.