Home / 6,448,072.59-8,898,968.21-4,813,641.83

Finding the Fourth Proportional to 6,448,072.59, 8,898,968.21 and 4,813,641.83

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Solution

The fourth proportional to 6,448,072.59, 8,898,968.21 and 4,813,641.83 is: 6,643,294.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,072.59 : 8,898,968.21 = 4,813,641.83 : x
  2. Step 2: Convert to fraction form
    6,448,072.59/8,898,968.21 = 4,813,641.83/x
  3. Step 3: Cross multiply
    6,448,072.59x = 8,898,968.21 × 4,813,641.83
  4. Step 4: Simplify right side
    6,448,072.59x = 42,836,445,617,675.43
  5. Step 5: Solve for x
    x = 42,836,445,617,675.43/6,448,072.59
  6. Step 6: Final answer
    x = 6,643,294.57

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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.