Home / 6,479,916.59-8,942,081.71-3,539,686.45

Finding the Fourth Proportional to 6,479,916.59, 8,942,081.71 and 3,539,686.45

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Solution

The fourth proportional to 6,479,916.59, 8,942,081.71 and 3,539,686.45 is: 4,884,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479,916.59 : 8,942,081.71 = 3,539,686.45 : x
  2. Step 2: Convert to fraction form
    6,479,916.59/8,942,081.71 = 3,539,686.45/x
  3. Step 3: Cross multiply
    6,479,916.59x = 8,942,081.71 × 3,539,686.45
  4. Step 4: Simplify right side
    6,479,916.59x = 31,652,165,455,878.72
  5. Step 5: Solve for x
    x = 31,652,165,455,878.72/6,479,916.59
  6. Step 6: Final answer
    x = 4,884,656.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.