Home / 38,386,945.71-57,580,418.56-12,827,955.11

Finding the Fourth Proportional to 38,386,945.71, 57,580,418.56 and 12,827,955.11

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Solution

The fourth proportional to 38,386,945.71, 57,580,418.56 and 12,827,955.11 is: 19,241,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,386,945.71 : 57,580,418.56 = 12,827,955.11 : x
  2. Step 2: Convert to fraction form
    38,386,945.71/57,580,418.56 = 12,827,955.11/x
  3. Step 3: Cross multiply
    38,386,945.71x = 57,580,418.56 × 12,827,955.11
  4. Step 4: Simplify right side
    38,386,945.71x = 738,639,024,614,572
  5. Step 5: Solve for x
    x = 738,639,024,614,572/38,386,945.71
  6. Step 6: Final answer
    x = 19,241,932.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.