Home / 13,818,060.48-19,068,956.56-7,706,882.64

Finding the Fourth Proportional to 13,818,060.48, 19,068,956.56 and 7,706,882.64

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Solution

The fourth proportional to 13,818,060.48, 19,068,956.56 and 7,706,882.64 is: 10,635,516.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,060.48 : 19,068,956.56 = 7,706,882.64 : x
  2. Step 2: Convert to fraction form
    13,818,060.48/19,068,956.56 = 7,706,882.64/x
  3. Step 3: Cross multiply
    13,818,060.48x = 19,068,956.56 × 7,706,882.64
  4. Step 4: Simplify right side
    13,818,060.48x = 146,962,210,275,178.09
  5. Step 5: Solve for x
    x = 146,962,210,275,178.09/13,818,060.48
  6. Step 6: Final answer
    x = 10,635,516.50

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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.