Home / 14,357,813.76-21,532,060.80-4,770,617.76

Finding the Fourth Proportional to 14,357,813.76, 21,532,060.80 and 4,770,617.76

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Solution

The fourth proportional to 14,357,813.76, 21,532,060.80 and 4,770,617.76 is: 7,154,378.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357,813.76 : 21,532,060.80 = 4,770,617.76 : x
  2. Step 2: Convert to fraction form
    14,357,813.76/21,532,060.80 = 4,770,617.76/x
  3. Step 3: Cross multiply
    14,357,813.76x = 21,532,060.80 × 4,770,617.76
  4. Step 4: Simplify right side
    14,357,813.76x = 102,721,231,661,879.81
  5. Step 5: Solve for x
    x = 102,721,231,661,879.81/14,357,813.76
  6. Step 6: Final answer
    x = 7,154,378.33

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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.