Home / 15,336,630.18-21,163,810.98-8,366,892.84

Finding the Fourth Proportional to 15,336,630.18, 21,163,810.98 and 8,366,892.84

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Solution

The fourth proportional to 15,336,630.18, 21,163,810.98 and 8,366,892.84 is: 11,545,909.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336,630.18 : 21,163,810.98 = 8,366,892.84 : x
  2. Step 2: Convert to fraction form
    15,336,630.18/21,163,810.98 = 8,366,892.84/x
  3. Step 3: Cross multiply
    15,336,630.18x = 21,163,810.98 × 8,366,892.84
  4. Step 4: Simplify right side
    15,336,630.18x = 177,075,338,555,675.38
  5. Step 5: Solve for x
    x = 177,075,338,555,675.38/15,336,630.18
  6. Step 6: Final answer
    x = 11,545,909.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.