Home / 7,007,390.10-9,668,368.29-4,105,220.85

Finding the Fourth Proportional to 7,007,390.10, 9,668,368.29 and 4,105,220.85

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Solution

The fourth proportional to 7,007,390.10, 9,668,368.29 and 4,105,220.85 is: 5,664,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007,390.10 : 9,668,368.29 = 4,105,220.85 : x
  2. Step 2: Convert to fraction form
    7,007,390.10/9,668,368.29 = 4,105,220.85/x
  3. Step 3: Cross multiply
    7,007,390.10x = 9,668,368.29 × 4,105,220.85
  4. Step 4: Simplify right side
    7,007,390.10x = 39,690,787,089,586.84
  5. Step 5: Solve for x
    x = 39,690,787,089,586.84/7,007,390.10
  6. Step 6: Final answer
    x = 5,664,132.65

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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.