Home / 6,670,940.65-9,206,885.33-4,223,779.18

Finding the Fourth Proportional to 6,670,940.65, 9,206,885.33 and 4,223,779.18

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Solution

The fourth proportional to 6,670,940.65, 9,206,885.33 and 4,223,779.18 is: 5,829,440.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670,940.65 : 9,206,885.33 = 4,223,779.18 : x
  2. Step 2: Convert to fraction form
    6,670,940.65/9,206,885.33 = 4,223,779.18/x
  3. Step 3: Cross multiply
    6,670,940.65x = 9,206,885.33 × 4,223,779.18
  4. Step 4: Simplify right side
    6,670,940.65x = 38,887,850,569,501.43
  5. Step 5: Solve for x
    x = 38,887,850,569,501.43/6,670,940.65
  6. Step 6: Final answer
    x = 5,829,440.35

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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.