Home / 9,288,690-13,911,822.08-4,434,411.12

Finding the Fourth Proportional to 9,288,690, 13,911,822.08 and 4,434,411.12

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Solution

The fourth proportional to 9,288,690, 13,911,822.08 and 4,434,411.12 is: 6,641,489.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288,690 : 13,911,822.08 = 4,434,411.12 : x
  2. Step 2: Convert to fraction form
    9,288,690/13,911,822.08 = 4,434,411.12/x
  3. Step 3: Cross multiply
    9,288,690x = 13,911,822.08 × 4,434,411.12
  4. Step 4: Simplify right side
    9,288,690x = 61,690,738,531,013.53
  5. Step 5: Solve for x
    x = 61,690,738,531,013.53/9,288,690
  6. Step 6: Final answer
    x = 6,641,489.65

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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.