Home / 13,465,852.16-18,582,994.76-7,665,007.32

Finding the Fourth Proportional to 13,465,852.16, 18,582,994.76 and 7,665,007.32

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Solution

The fourth proportional to 13,465,852.16, 18,582,994.76 and 7,665,007.32 is: 10,577,777.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465,852.16 : 18,582,994.76 = 7,665,007.32 : x
  2. Step 2: Convert to fraction form
    13,465,852.16/18,582,994.76 = 7,665,007.32/x
  3. Step 3: Cross multiply
    13,465,852.16x = 18,582,994.76 × 7,665,007.32
  4. Step 4: Simplify right side
    13,465,852.16x = 142,438,790,824,596.59
  5. Step 5: Solve for x
    x = 142,438,790,824,596.59/13,465,852.16
  6. Step 6: Final answer
    x = 10,577,777.71

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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.