Home / 13,303,821.80-19,955,732.70-4,328,373.80

Finding the Fourth Proportional to 13,303,821.80, 19,955,732.70 and 4,328,373.80

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Solution

The fourth proportional to 13,303,821.80, 19,955,732.70 and 4,328,373.80 is: 6,492,560.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,821.80 : 19,955,732.70 = 4,328,373.80 : x
  2. Step 2: Convert to fraction form
    13,303,821.80/19,955,732.70 = 4,328,373.80/x
  3. Step 3: Cross multiply
    13,303,821.80x = 19,955,732.70 × 4,328,373.80
  4. Step 4: Simplify right side
    13,303,821.80x = 86,375,870,578,483.25
  5. Step 5: Solve for x
    x = 86,375,870,578,483.25/13,303,821.80
  6. Step 6: Final answer
    x = 6,492,560.70

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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.