Home / 8,569,955.65-12,845,895.69-2,811,185.53

Finding the Fourth Proportional to 8,569,955.65, 12,845,895.69 and 2,811,185.53

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Solution

The fourth proportional to 8,569,955.65, 12,845,895.69 and 2,811,185.53 is: 4,213,813.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569,955.65 : 12,845,895.69 = 2,811,185.53 : x
  2. Step 2: Convert to fraction form
    8,569,955.65/12,845,895.69 = 2,811,185.53/x
  3. Step 3: Cross multiply
    8,569,955.65x = 12,845,895.69 × 2,811,185.53
  4. Step 4: Simplify right side
    8,569,955.65x = 36,112,196,083,617.36
  5. Step 5: Solve for x
    x = 36,112,196,083,617.36/8,569,955.65
  6. Step 6: Final answer
    x = 4,213,813.65

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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.