Home / 9,903,037.80-14,878,176.30-8,863,775.40

Finding the Fourth Proportional to 9,903,037.80, 14,878,176.30 and 8,863,775.40

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Solution

The fourth proportional to 9,903,037.80, 14,878,176.30 and 8,863,775.40 is: 13,316,803.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,903,037.80 : 14,878,176.30 = 8,863,775.40 : x
  2. Step 2: Convert to fraction form
    9,903,037.80/14,878,176.30 = 8,863,775.40/x
  3. Step 3: Cross multiply
    9,903,037.80x = 14,878,176.30 × 8,863,775.40
  4. Step 4: Simplify right side
    9,903,037.80x = 131,876,813,084,803.03
  5. Step 5: Solve for x
    x = 131,876,813,084,803.03/9,903,037.80
  6. Step 6: Final answer
    x = 13,316,803.97

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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.