Home / 49,138,511.81-67,813,197.23-27,113,440.01

Finding the Fourth Proportional to 49,138,511.81, 67,813,197.23 and 27,113,440.01

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Solution

The fourth proportional to 49,138,511.81, 67,813,197.23 and 27,113,440.01 is: 37,417,678.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,138,511.81 : 67,813,197.23 = 27,113,440.01 : x
  2. Step 2: Convert to fraction form
    49,138,511.81/67,813,197.23 = 27,113,440.01/x
  3. Step 3: Cross multiply
    49,138,511.81x = 67,813,197.23 × 27,113,440.01
  4. Step 4: Simplify right side
    49,138,511.81x = 1,838,649,054,710,620.75
  5. Step 5: Solve for x
    x = 1,838,649,054,710,620.75/49,138,511.81
  6. Step 6: Final answer
    x = 37,417,678.87

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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.