Home / 9,890,999.10-14,836,498.65-6,861,785.40

Finding the Fourth Proportional to 9,890,999.10, 14,836,498.65 and 6,861,785.40

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Solution

The fourth proportional to 9,890,999.10, 14,836,498.65 and 6,861,785.40 is: 10,292,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890,999.10 : 14,836,498.65 = 6,861,785.40 : x
  2. Step 2: Convert to fraction form
    9,890,999.10/14,836,498.65 = 6,861,785.40/x
  3. Step 3: Cross multiply
    9,890,999.10x = 14,836,498.65 × 6,861,785.40
  4. Step 4: Simplify right side
    9,890,999.10x = 101,804,869,823,689.72
  5. Step 5: Solve for x
    x = 101,804,869,823,689.72/9,890,999.10
  6. Step 6: Final answer
    x = 10,292,678.10

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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.