Home / 19,419,601.02-29,133,238.90-7,123,678.50

Finding the Fourth Proportional to 19,419,601.02, 29,133,238.90 and 7,123,678.50

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Solution

The fourth proportional to 19,419,601.02, 29,133,238.90 and 7,123,678.50 is: 10,686,925.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419,601.02 : 29,133,238.90 = 7,123,678.50 : x
  2. Step 2: Convert to fraction form
    19,419,601.02/29,133,238.90 = 7,123,678.50/x
  3. Step 3: Cross multiply
    19,419,601.02x = 29,133,238.90 × 7,123,678.50
  4. Step 4: Simplify right side
    19,419,601.02x = 207,535,827,587,293.62
  5. Step 5: Solve for x
    x = 207,535,827,587,293.62/19,419,601.02
  6. Step 6: Final answer
    x = 10,686,925.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.