Home / 81,329,812.32-112,233,991.86-46,046,707.08

Finding the Fourth Proportional to 81,329,812.32, 112,233,991.86 and 46,046,707.08

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Solution

The fourth proportional to 81,329,812.32, 112,233,991.86 and 46,046,707.08 is: 63,543,805.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,329,812.32 : 112,233,991.86 = 46,046,707.08 : x
  2. Step 2: Convert to fraction form
    81,329,812.32/112,233,991.86 = 46,046,707.08/x
  3. Step 3: Cross multiply
    81,329,812.32x = 112,233,991.86 × 46,046,707.08
  4. Step 4: Simplify right side
    81,329,812.32x = 5,168,005,747,596,524
  5. Step 5: Solve for x
    x = 5,168,005,747,596,524/81,329,812.32
  6. Step 6: Final answer
    x = 63,543,805.16

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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.