Home / 42,840,472.48-59,105,252.40-27,379,475.92

Finding the Fourth Proportional to 42,840,472.48, 59,105,252.40 and 27,379,475.92

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Solution

The fourth proportional to 42,840,472.48, 59,105,252.40 and 27,379,475.92 is: 37,774,346.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,840,472.48 : 59,105,252.40 = 27,379,475.92 : x
  2. Step 2: Convert to fraction form
    42,840,472.48/59,105,252.40 = 27,379,475.92/x
  3. Step 3: Cross multiply
    42,840,472.48x = 59,105,252.40 × 27,379,475.92
  4. Step 4: Simplify right side
    42,840,472.48x = 1,618,270,834,831,322.25
  5. Step 5: Solve for x
    x = 1,618,270,834,831,322.25/42,840,472.48
  6. Step 6: Final answer
    x = 37,774,346.11

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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.