Home / 7,169,619.80-10,754,429.70-4,515,411.80

Finding the Fourth Proportional to 7,169,619.80, 10,754,429.70 and 4,515,411.80

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Solution

The fourth proportional to 7,169,619.80, 10,754,429.70 and 4,515,411.80 is: 6,773,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169,619.80 : 10,754,429.70 = 4,515,411.80 : x
  2. Step 2: Convert to fraction form
    7,169,619.80/10,754,429.70 = 4,515,411.80/x
  3. Step 3: Cross multiply
    7,169,619.80x = 10,754,429.70 × 4,515,411.80
  4. Step 4: Simplify right side
    7,169,619.80x = 48,560,678,769,650.45
  5. Step 5: Solve for x
    x = 48,560,678,769,650.45/7,169,619.80
  6. Step 6: Final answer
    x = 6,773,117.70

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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.