Home / 8,945,877.34-12,344,984.78-4,871,406.94

Finding the Fourth Proportional to 8,945,877.34, 12,344,984.78 and 4,871,406.94

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Solution

The fourth proportional to 8,945,877.34, 12,344,984.78 and 4,871,406.94 is: 6,722,364.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945,877.34 : 12,344,984.78 = 4,871,406.94 : x
  2. Step 2: Convert to fraction form
    8,945,877.34/12,344,984.78 = 4,871,406.94/x
  3. Step 3: Cross multiply
    8,945,877.34x = 12,344,984.78 × 4,871,406.94
  4. Step 4: Simplify right side
    8,945,877.34x = 60,137,444,531,486.38
  5. Step 5: Solve for x
    x = 60,137,444,531,486.38/8,945,877.34
  6. Step 6: Final answer
    x = 6,722,364.08

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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.