Home / 9,968,112.72-13,756,001.58-5,384,436.12

Finding the Fourth Proportional to 9,968,112.72, 13,756,001.58 and 5,384,436.12

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Solution

The fourth proportional to 9,968,112.72, 13,756,001.58 and 5,384,436.12 is: 7,430,525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,112.72 : 13,756,001.58 = 5,384,436.12 : x
  2. Step 2: Convert to fraction form
    9,968,112.72/13,756,001.58 = 5,384,436.12/x
  3. Step 3: Cross multiply
    9,968,112.72x = 13,756,001.58 × 5,384,436.12
  4. Step 4: Simplify right side
    9,968,112.72x = 74,068,311,774,129.08
  5. Step 5: Solve for x
    x = 74,068,311,774,129.08/9,968,112.72
  6. Step 6: Final answer
    x = 7,430,525.10

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1.5x scale

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.