Home / 10,317,124.60-15,438,945.30-8,983,929.40

Finding the Fourth Proportional to 10,317,124.60, 15,438,945.30 and 8,983,929.40

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Solution

The fourth proportional to 10,317,124.60, 15,438,945.30 and 8,983,929.40 is: 13,443,900.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317,124.60 : 15,438,945.30 = 8,983,929.40 : x
  2. Step 2: Convert to fraction form
    10,317,124.60/15,438,945.30 = 8,983,929.40/x
  3. Step 3: Cross multiply
    10,317,124.60x = 15,438,945.30 × 8,983,929.40
  4. Step 4: Simplify right side
    10,317,124.60x = 138,702,394,585,661.83
  5. Step 5: Solve for x
    x = 138,702,394,585,661.83/10,317,124.60
  6. Step 6: Final answer
    x = 13,443,900.31

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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.