Home / 19,518,181.68-26,934,761.88-10,816,336.56

Finding the Fourth Proportional to 19,518,181.68, 26,934,761.88 and 10,816,336.56

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Solution

The fourth proportional to 19,518,181.68, 26,934,761.88 and 10,816,336.56 is: 14,926,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,518,181.68 : 26,934,761.88 = 10,816,336.56 : x
  2. Step 2: Convert to fraction form
    19,518,181.68/26,934,761.88 = 10,816,336.56/x
  3. Step 3: Cross multiply
    19,518,181.68x = 26,934,761.88 × 10,816,336.56
  4. Step 4: Simplify right side
    19,518,181.68x = 291,335,449,657,538.31
  5. Step 5: Solve for x
    x = 291,335,449,657,538.31/19,518,181.68
  6. Step 6: Final answer
    x = 14,926,362.22

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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.