Home / 7,745,711.36-10,688,262.72-4,307,396.48

Finding the Fourth Proportional to 7,745,711.36, 10,688,262.72 and 4,307,396.48

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Solution

The fourth proportional to 7,745,711.36, 10,688,262.72 and 4,307,396.48 is: 5,943,751.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745,711.36 : 10,688,262.72 = 4,307,396.48 : x
  2. Step 2: Convert to fraction form
    7,745,711.36/10,688,262.72 = 4,307,396.48/x
  3. Step 3: Cross multiply
    7,745,711.36x = 10,688,262.72 × 4,307,396.48
  4. Step 4: Simplify right side
    7,745,711.36x = 46,038,585,217,443.23
  5. Step 5: Solve for x
    x = 46,038,585,217,443.23/7,745,711.36
  6. Step 6: Final answer
    x = 5,943,751.72

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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.