Home / 30,035,243.94-45,277,985.36-28,033,106.61

Finding the Fourth Proportional to 30,035,243.94, 45,277,985.36 and 28,033,106.61

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Solution

The fourth proportional to 30,035,243.94, 45,277,985.36 and 28,033,106.61 is: 42,259,772.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,035,243.94 : 45,277,985.36 = 28,033,106.61 : x
  2. Step 2: Convert to fraction form
    30,035,243.94/45,277,985.36 = 28,033,106.61/x
  3. Step 3: Cross multiply
    30,035,243.94x = 45,277,985.36 × 28,033,106.61
  4. Step 4: Simplify right side
    30,035,243.94x = 1,269,282,590,372,941.25
  5. Step 5: Solve for x
    x = 1,269,282,590,372,941.25/30,035,243.94
  6. Step 6: Final answer
    x = 42,259,772.98

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.