Home / 55,552,666-76,663,292.08-30,773,232.40

Finding the Fourth Proportional to 55,552,666, 76,663,292.08 and 30,773,232.40

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Solution

The fourth proportional to 55,552,666, 76,663,292.08 and 30,773,232.40 is: 42,467,400.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,552,666 : 76,663,292.08 = 30,773,232.40 : x
  2. Step 2: Convert to fraction form
    55,552,666/76,663,292.08 = 30,773,232.40/x
  3. Step 3: Cross multiply
    55,552,666x = 76,663,292.08 × 30,773,232.40
  4. Step 4: Simplify right side
    55,552,666x = 2,359,177,303,726,919
  5. Step 5: Solve for x
    x = 2,359,177,303,726,919/55,552,666
  6. Step 6: Final answer
    x = 42,467,400.28

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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.