Home / 19,400,088.32-29,109,943.20-12,927,570.56

Finding the Fourth Proportional to 19,400,088.32, 29,109,943.20 and 12,927,570.56

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Solution

The fourth proportional to 19,400,088.32, 29,109,943.20 and 12,927,570.56 is: 19,397,893.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400,088.32 : 29,109,943.20 = 12,927,570.56 : x
  2. Step 2: Convert to fraction form
    19,400,088.32/29,109,943.20 = 12,927,570.56/x
  3. Step 3: Cross multiply
    19,400,088.32x = 29,109,943.20 × 12,927,570.56
  4. Step 4: Simplify right side
    19,400,088.32x = 376,320,844,715,592.19
  5. Step 5: Solve for x
    x = 376,320,844,715,592.19/19,400,088.32
  6. Step 6: Final answer
    x = 19,397,893.38

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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.