Home / 30,177,320.10-45,266,127.78-11,008,046.40

Finding the Fourth Proportional to 30,177,320.10, 45,266,127.78 and 11,008,046.40

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Solution

The fourth proportional to 30,177,320.10, 45,266,127.78 and 11,008,046.40 is: 16,512,123.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,177,320.10 : 45,266,127.78 = 11,008,046.40 : x
  2. Step 2: Convert to fraction form
    30,177,320.10/45,266,127.78 = 11,008,046.40/x
  3. Step 3: Cross multiply
    30,177,320.10x = 45,266,127.78 × 11,008,046.40
  4. Step 4: Simplify right side
    30,177,320.10x = 498,291,634,950,569
  5. Step 5: Solve for x
    x = 498,291,634,950,569/30,177,320.10
  6. Step 6: Final answer
    x = 16,512,123.45

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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.