Home / 16,679,109.03-25,020,529.79-5,316,921.51

Finding the Fourth Proportional to 16,679,109.03, 25,020,529.79 and 5,316,921.51

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Solution

The fourth proportional to 16,679,109.03, 25,020,529.79 and 5,316,921.51 is: 7,975,977.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679,109.03 : 25,020,529.79 = 5,316,921.51 : x
  2. Step 2: Convert to fraction form
    16,679,109.03/25,020,529.79 = 5,316,921.51/x
  3. Step 3: Cross multiply
    16,679,109.03x = 25,020,529.79 × 5,316,921.51
  4. Step 4: Simplify right side
    16,679,109.03x = 133,032,193,032,046.77
  5. Step 5: Solve for x
    x = 133,032,193,032,046.77/16,679,109.03
  6. Step 6: Final answer
    x = 7,975,977.18

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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.