Home / 6,459,612.64-9,689,419.13-1,910,307.11

Finding the Fourth Proportional to 6,459,612.64, 9,689,419.13 and 1,910,307.11

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Solution

The fourth proportional to 6,459,612.64, 9,689,419.13 and 1,910,307.11 is: 2,865,460.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,612.64 : 9,689,419.13 = 1,910,307.11 : x
  2. Step 2: Convert to fraction form
    6,459,612.64/9,689,419.13 = 1,910,307.11/x
  3. Step 3: Cross multiply
    6,459,612.64x = 9,689,419.13 × 1,910,307.11
  4. Step 4: Simplify right side
    6,459,612.64x = 18,509,766,197,810.38
  5. Step 5: Solve for x
    x = 18,509,766,197,810.38/6,459,612.64
  6. Step 6: Final answer
    x = 2,865,460.71

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Double scale
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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.