Home / 13,117,895.02-18,102,727.16-7,317,052.48

Finding the Fourth Proportional to 13,117,895.02, 18,102,727.16 and 7,317,052.48

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Solution

The fourth proportional to 13,117,895.02, 18,102,727.16 and 7,317,052.48 is: 10,097,550.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117,895.02 : 18,102,727.16 = 7,317,052.48 : x
  2. Step 2: Convert to fraction form
    13,117,895.02/18,102,727.16 = 7,317,052.48/x
  3. Step 3: Cross multiply
    13,117,895.02x = 18,102,727.16 × 7,317,052.48
  4. Step 4: Simplify right side
    13,117,895.02x = 132,458,604,660,841.36
  5. Step 5: Solve for x
    x = 132,458,604,660,841.36/13,117,895.02
  6. Step 6: Final answer
    x = 10,097,550.29

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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.