Home / 13,285,266.30-19,932,565.05-5,714,552.70

Finding the Fourth Proportional to 13,285,266.30, 19,932,565.05 and 5,714,552.70

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Solution

The fourth proportional to 13,285,266.30, 19,932,565.05 and 5,714,552.70 is: 8,573,835.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,266.30 : 19,932,565.05 = 5,714,552.70 : x
  2. Step 2: Convert to fraction form
    13,285,266.30/19,932,565.05 = 5,714,552.70/x
  3. Step 3: Cross multiply
    13,285,266.30x = 19,932,565.05 × 5,714,552.70
  4. Step 4: Simplify right side
    13,285,266.30x = 113,905,693,424,403.14
  5. Step 5: Solve for x
    x = 113,905,693,424,403.14/13,285,266.30
  6. Step 6: Final answer
    x = 8,573,835.92

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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.