Home / 22,164,330.56-33,249,820.80-7,784,864

Finding the Fourth Proportional to 22,164,330.56, 33,249,820.80 and 7,784,864

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Solution

The fourth proportional to 22,164,330.56, 33,249,820.80 and 7,784,864 is: 11,678,463.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,164,330.56 : 33,249,820.80 = 7,784,864 : x
  2. Step 2: Convert to fraction form
    22,164,330.56/33,249,820.80 = 7,784,864/x
  3. Step 3: Cross multiply
    22,164,330.56x = 33,249,820.80 × 7,784,864
  4. Step 4: Simplify right side
    22,164,330.56x = 258,845,332,952,371.22
  5. Step 5: Solve for x
    x = 258,845,332,952,371.22/22,164,330.56
  6. Step 6: Final answer
    x = 11,678,463.84

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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.