Home / 19,657,388.64-27,127,331.01-10,956,121.86

Finding the Fourth Proportional to 19,657,388.64, 27,127,331.01 and 10,956,121.86

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Solution

The fourth proportional to 19,657,388.64, 27,127,331.01 and 10,956,121.86 is: 15,119,523.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,657,388.64 : 27,127,331.01 = 10,956,121.86 : x
  2. Step 2: Convert to fraction form
    19,657,388.64/27,127,331.01 = 10,956,121.86/x
  3. Step 3: Cross multiply
    19,657,388.64x = 27,127,331.01 × 10,956,121.86
  4. Step 4: Simplify right side
    19,657,388.64x = 297,210,344,282,116.88
  5. Step 5: Solve for x
    x = 297,210,344,282,116.88/19,657,388.64
  6. Step 6: Final answer
    x = 15,119,523.24

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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.