Home / 14,010,878.65-19,334,573.85-8,213,521.54

Finding the Fourth Proportional to 14,010,878.65, 19,334,573.85 and 8,213,521.54

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Solution

The fourth proportional to 14,010,878.65, 19,334,573.85 and 8,213,521.54 is: 11,334,402.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010,878.65 : 19,334,573.85 = 8,213,521.54 : x
  2. Step 2: Convert to fraction form
    14,010,878.65/19,334,573.85 = 8,213,521.54/x
  3. Step 3: Cross multiply
    14,010,878.65x = 19,334,573.85 × 8,213,521.54
  4. Step 4: Simplify right side
    14,010,878.65x = 158,804,938,766,160
  5. Step 5: Solve for x
    x = 158,804,938,766,160/14,010,878.65
  6. Step 6: Final answer
    x = 11,334,402.56

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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.