Home / 8,431,439-11,636,962.08-4,809,767

Finding the Fourth Proportional to 8,431,439, 11,636,962.08 and 4,809,767

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Solution

The fourth proportional to 8,431,439, 11,636,962.08 and 4,809,767 is: 6,638,377.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,439 : 11,636,962.08 = 4,809,767 : x
  2. Step 2: Convert to fraction form
    8,431,439/11,636,962.08 = 4,809,767/x
  3. Step 3: Cross multiply
    8,431,439x = 11,636,962.08 × 4,809,767
  4. Step 4: Simplify right side
    8,431,439x = 55,971,076,192,635.36
  5. Step 5: Solve for x
    x = 55,971,076,192,635.36/8,431,439
  6. Step 6: Final answer
    x = 6,638,377.65

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1.5x scale

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.