Home / 9,772,007.16-13,485,385.77-5,421,093.57

Finding the Fourth Proportional to 9,772,007.16, 13,485,385.77 and 5,421,093.57

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Solution

The fourth proportional to 9,772,007.16, 13,485,385.77 and 5,421,093.57 is: 7,481,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,772,007.16 : 13,485,385.77 = 5,421,093.57 : x
  2. Step 2: Convert to fraction form
    9,772,007.16/13,485,385.77 = 5,421,093.57/x
  3. Step 3: Cross multiply
    9,772,007.16x = 13,485,385.77 × 5,421,093.57
  4. Step 4: Simplify right side
    9,772,007.16x = 73,105,538,062,671.08
  5. Step 5: Solve for x
    x = 73,105,538,062,671.08/9,772,007.16
  6. Step 6: Final answer
    x = 7,481,117.94

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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.