Home / 19,175,084.84-28,766,666.80-6,220,223.96

Finding the Fourth Proportional to 19,175,084.84, 28,766,666.80 and 6,220,223.96

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Solution

The fourth proportional to 19,175,084.84, 28,766,666.80 and 6,220,223.96 is: 9,331,646.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175,084.84 : 28,766,666.80 = 6,220,223.96 : x
  2. Step 2: Convert to fraction form
    19,175,084.84/28,766,666.80 = 6,220,223.96/x
  3. Step 3: Cross multiply
    19,175,084.84x = 28,766,666.80 × 6,220,223.96
  4. Step 4: Simplify right side
    19,175,084.84x = 178,935,110,050,513.47
  5. Step 5: Solve for x
    x = 178,935,110,050,513.47/19,175,084.84
  6. Step 6: Final answer
    x = 9,331,646.33

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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.