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Finding the Fourth Proportional to 5,999,946.71, 9,000,854.96 and 1,955,496.15

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Solution

The fourth proportional to 5,999,946.71, 9,000,854.96 and 1,955,496.15 is: 2,933,548.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999,946.71 : 9,000,854.96 = 1,955,496.15 : x
  2. Step 2: Convert to fraction form
    5,999,946.71/9,000,854.96 = 1,955,496.15/x
  3. Step 3: Cross multiply
    5,999,946.71x = 9,000,854.96 × 1,955,496.15
  4. Step 4: Simplify right side
    5,999,946.71x = 17,601,137,211,210.92
  5. Step 5: Solve for x
    x = 17,601,137,211,210.92/5,999,946.71
  6. Step 6: Final answer
    x = 2,933,548.93

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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.