Home / 18,918,356.32-26,107,331.65-10,216,528.44

Finding the Fourth Proportional to 18,918,356.32, 26,107,331.65 and 10,216,528.44

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Solution

The fourth proportional to 18,918,356.32, 26,107,331.65 and 10,216,528.44 is: 14,098,809.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,918,356.32 : 26,107,331.65 = 10,216,528.44 : x
  2. Step 2: Convert to fraction form
    18,918,356.32/26,107,331.65 = 10,216,528.44/x
  3. Step 3: Cross multiply
    18,918,356.32x = 26,107,331.65 × 10,216,528.44
  4. Step 4: Simplify right side
    18,918,356.32x = 266,726,296,294,737.09
  5. Step 5: Solve for x
    x = 266,726,296,294,737.09/18,918,356.32
  6. Step 6: Final answer
    x = 14,098,809.21

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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.