Home / 18,896,604.64-26,078,140.21-10,637,199.88

Finding the Fourth Proportional to 18,896,604.64, 26,078,140.21 and 10,637,199.88

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Solution

The fourth proportional to 18,896,604.64, 26,078,140.21 and 10,637,199.88 is: 14,679,800.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,896,604.64 : 26,078,140.21 = 10,637,199.88 : x
  2. Step 2: Convert to fraction form
    18,896,604.64/26,078,140.21 = 10,637,199.88/x
  3. Step 3: Cross multiply
    18,896,604.64x = 26,078,140.21 × 10,637,199.88
  4. Step 4: Simplify right side
    18,896,604.64x = 277,398,389,912,435.22
  5. Step 5: Solve for x
    x = 277,398,389,912,435.22/18,896,604.64
  6. Step 6: Final answer
    x = 14,679,800.69

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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.