Home / 9,521,504.64-13,139,635.32-5,170,555.08

Finding the Fourth Proportional to 9,521,504.64, 13,139,635.32 and 5,170,555.08

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Solution

The fourth proportional to 9,521,504.64, 13,139,635.32 and 5,170,555.08 is: 7,135,343.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521,504.64 : 13,139,635.32 = 5,170,555.08 : x
  2. Step 2: Convert to fraction form
    9,521,504.64/13,139,635.32 = 5,170,555.08/x
  3. Step 3: Cross multiply
    9,521,504.64x = 13,139,635.32 × 5,170,555.08
  4. Step 4: Simplify right side
    9,521,504.64x = 67,939,208,153,173.43
  5. Step 5: Solve for x
    x = 67,939,208,153,173.43/9,521,504.64
  6. Step 6: Final answer
    x = 7,135,343.70

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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.