Home / 13,303,821.55-19,955,732.33-4,328,373.55

Finding the Fourth Proportional to 13,303,821.55, 19,955,732.33 and 4,328,373.55

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Solution

The fourth proportional to 13,303,821.55, 19,955,732.33 and 4,328,373.55 is: 6,492,560.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,821.55 : 19,955,732.33 = 4,328,373.55 : x
  2. Step 2: Convert to fraction form
    13,303,821.55/19,955,732.33 = 4,328,373.55/x
  3. Step 3: Cross multiply
    13,303,821.55x = 19,955,732.33 × 4,328,373.55
  4. Step 4: Simplify right side
    13,303,821.55x = 86,375,863,988,051.86
  5. Step 5: Solve for x
    x = 86,375,863,988,051.86/13,303,821.55
  6. Step 6: Final answer
    x = 6,492,560.33

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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.