Home / 9,903,072.30-14,878,228.05-8,863,809.90

Finding the Fourth Proportional to 9,903,072.30, 14,878,228.05 and 8,863,809.90

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Solution

The fourth proportional to 9,903,072.30, 14,878,228.05 and 8,863,809.90 is: 13,316,855.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,903,072.30 : 14,878,228.05 = 8,863,809.90 : x
  2. Step 2: Convert to fraction form
    9,903,072.30/14,878,228.05 = 8,863,809.90/x
  3. Step 3: Cross multiply
    9,903,072.30x = 14,878,228.05 × 8,863,809.90
  4. Step 4: Simplify right side
    9,903,072.30x = 131,877,785,084,047.70
  5. Step 5: Solve for x
    x = 131,877,785,084,047.70/9,903,072.30
  6. Step 6: Final answer
    x = 13,316,855.73

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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.