Home / 19,382,601.60-29,071,569.60-8,021,865.60

Finding the Fourth Proportional to 19,382,601.60, 29,071,569.60 and 8,021,865.60

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Solution

The fourth proportional to 19,382,601.60, 29,071,569.60 and 8,021,865.60 is: 12,031,832.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382,601.60 : 29,071,569.60 = 8,021,865.60 : x
  2. Step 2: Convert to fraction form
    19,382,601.60/29,071,569.60 = 8,021,865.60/x
  3. Step 3: Cross multiply
    19,382,601.60x = 29,071,569.60 × 8,021,865.60
  4. Step 4: Simplify right side
    19,382,601.60x = 233,208,224,112,245.75
  5. Step 5: Solve for x
    x = 233,208,224,112,245.75/19,382,601.60
  6. Step 6: Final answer
    x = 12,031,832.93

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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.