Home / 39,859,699.20-59,789,548.80-30,222,902.40

Finding the Fourth Proportional to 39,859,699.20, 59,789,548.80 and 30,222,902.40

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Solution

The fourth proportional to 39,859,699.20, 59,789,548.80 and 30,222,902.40 is: 45,334,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,859,699.20 : 59,789,548.80 = 30,222,902.40 : x
  2. Step 2: Convert to fraction form
    39,859,699.20/59,789,548.80 = 30,222,902.40/x
  3. Step 3: Cross multiply
    39,859,699.20x = 59,789,548.80 × 30,222,902.40
  4. Step 4: Simplify right side
    39,859,699.20x = 1,807,013,697,922,437
  5. Step 5: Solve for x
    x = 1,807,013,697,922,437/39,859,699.20
  6. Step 6: Final answer
    x = 45,334,353.60

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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.