Home / 19,685,898.36-27,166,614.84-10,984,437.72

Finding the Fourth Proportional to 19,685,898.36, 27,166,614.84 and 10,984,437.72

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Solution

The fourth proportional to 19,685,898.36, 27,166,614.84 and 10,984,437.72 is: 15,158,565.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,685,898.36 : 27,166,614.84 = 10,984,437.72 : x
  2. Step 2: Convert to fraction form
    19,685,898.36/27,166,614.84 = 10,984,437.72/x
  3. Step 3: Cross multiply
    19,685,898.36x = 27,166,614.84 × 10,984,437.72
  4. Step 4: Simplify right side
    19,685,898.36x = 298,409,988,773,207.81
  5. Step 5: Solve for x
    x = 298,409,988,773,207.81/19,685,898.36
  6. Step 6: Final answer
    x = 15,158,565.96

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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.