Home / 19,843,355.04-27,376,915.92-12,501,844

Finding the Fourth Proportional to 19,843,355.04, 27,376,915.92 and 12,501,844

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Solution

The fourth proportional to 19,843,355.04, 27,376,915.92 and 12,501,844 is: 17,248,188.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,843,355.04 : 27,376,915.92 = 12,501,844 : x
  2. Step 2: Convert to fraction form
    19,843,355.04/27,376,915.92 = 12,501,844/x
  3. Step 3: Cross multiply
    19,843,355.04x = 27,376,915.92 × 12,501,844
  4. Step 4: Simplify right side
    19,843,355.04x = 342,261,932,032,956.50
  5. Step 5: Solve for x
    x = 342,261,932,032,956.50/19,843,355.04
  6. Step 6: Final answer
    x = 17,248,188.69

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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.