Home / 30,194,501.20-45,238,607.70-25,942,973.20

Finding the Fourth Proportional to 30,194,501.20, 45,238,607.70 and 25,942,973.20

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Solution

The fourth proportional to 30,194,501.20, 45,238,607.70 and 25,942,973.20 is: 38,868,798.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,194,501.20 : 45,238,607.70 = 25,942,973.20 : x
  2. Step 2: Convert to fraction form
    30,194,501.20/45,238,607.70 = 25,942,973.20/x
  3. Step 3: Cross multiply
    30,194,501.20x = 45,238,607.70 × 25,942,973.20
  4. Step 4: Simplify right side
    30,194,501.20x = 1,173,623,987,166,413.75
  5. Step 5: Solve for x
    x = 1,173,623,987,166,413.75/30,194,501.20
  6. Step 6: Final answer
    x = 38,868,798.64

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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.