Home / 10,065,841.32-13,892,111.58-5,716,324.80

Finding the Fourth Proportional to 10,065,841.32, 13,892,111.58 and 5,716,324.80

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Solution

The fourth proportional to 10,065,841.32, 13,892,111.58 and 5,716,324.80 is: 7,889,238.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065,841.32 : 13,892,111.58 = 5,716,324.80 : x
  2. Step 2: Convert to fraction form
    10,065,841.32/13,892,111.58 = 5,716,324.80/x
  3. Step 3: Cross multiply
    10,065,841.32x = 13,892,111.58 × 5,716,324.80
  4. Step 4: Simplify right side
    10,065,841.32x = 79,411,821,949,121.19
  5. Step 5: Solve for x
    x = 79,411,821,949,121.19/10,065,841.32
  6. Step 6: Final answer
    x = 7,889,238.41

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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.