Home / 10,709,828.13-14,779,819.63-5,815,256.52

Finding the Fourth Proportional to 10,709,828.13, 14,779,819.63 and 5,815,256.52

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Solution

The fourth proportional to 10,709,828.13, 14,779,819.63 and 5,815,256.52 is: 8,025,193.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709,828.13 : 14,779,819.63 = 5,815,256.52 : x
  2. Step 2: Convert to fraction form
    10,709,828.13/14,779,819.63 = 5,815,256.52/x
  3. Step 3: Cross multiply
    10,709,828.13x = 14,779,819.63 × 5,815,256.52
  4. Step 4: Simplify right side
    10,709,828.13x = 85,948,442,438,705.20
  5. Step 5: Solve for x
    x = 85,948,442,438,705.20/10,709,828.13
  6. Step 6: Final answer
    x = 8,025,193.44

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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.