Home / 19,191,420.81-26,484,096.42-10,489,588.38

Finding the Fourth Proportional to 19,191,420.81, 26,484,096.42 and 10,489,588.38

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Solution

The fourth proportional to 19,191,420.81, 26,484,096.42 and 10,489,588.38 is: 14,475,596.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,191,420.81 : 26,484,096.42 = 10,489,588.38 : x
  2. Step 2: Convert to fraction form
    19,191,420.81/26,484,096.42 = 10,489,588.38/x
  3. Step 3: Cross multiply
    19,191,420.81x = 26,484,096.42 × 10,489,588.38
  4. Step 4: Simplify right side
    19,191,420.81x = 277,807,270,062,031.62
  5. Step 5: Solve for x
    x = 277,807,270,062,031.62/19,191,420.81
  6. Step 6: Final answer
    x = 14,475,596.82

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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.