Home / 19,574,211.70-29,361,317.55-15,543,133.30

Finding the Fourth Proportional to 19,574,211.70, 29,361,317.55 and 15,543,133.30

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Solution

The fourth proportional to 19,574,211.70, 29,361,317.55 and 15,543,133.30 is: 23,314,699.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574,211.70 : 29,361,317.55 = 15,543,133.30 : x
  2. Step 2: Convert to fraction form
    19,574,211.70/29,361,317.55 = 15,543,133.30/x
  3. Step 3: Cross multiply
    19,574,211.70x = 29,361,317.55 × 15,543,133.30
  4. Step 4: Simplify right side
    19,574,211.70x = 456,366,872,543,279.44
  5. Step 5: Solve for x
    x = 456,366,872,543,279.44/19,574,211.70
  6. Step 6: Final answer
    x = 23,314,699.95

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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.