Home / 7,315,950.23-10,072,977.55-6,211,196.51

Finding the Fourth Proportional to 7,315,950.23, 10,072,977.55 and 6,211,196.51

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Solution

The fourth proportional to 7,315,950.23, 10,072,977.55 and 6,211,196.51 is: 8,551,895.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315,950.23 : 10,072,977.55 = 6,211,196.51 : x
  2. Step 2: Convert to fraction form
    7,315,950.23/10,072,977.55 = 6,211,196.51/x
  3. Step 3: Cross multiply
    7,315,950.23x = 10,072,977.55 × 6,211,196.51
  4. Step 4: Simplify right side
    7,315,950.23x = 62,565,243,013,522.80
  5. Step 5: Solve for x
    x = 62,565,243,013,522.80/7,315,950.23
  6. Step 6: Final answer
    x = 8,551,895.66

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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.