Home / 49,186,340.86-67,883,134.98-28,559,786.98

Finding the Fourth Proportional to 49,186,340.86, 67,883,134.98 and 28,559,786.98

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Solution

The fourth proportional to 49,186,340.86, 67,883,134.98 and 28,559,786.98 is: 39,415,980.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,186,340.86 : 67,883,134.98 = 28,559,786.98 : x
  2. Step 2: Convert to fraction form
    49,186,340.86/67,883,134.98 = 28,559,786.98/x
  3. Step 3: Cross multiply
    49,186,340.86x = 67,883,134.98 × 28,559,786.98
  4. Step 4: Simplify right side
    49,186,340.86x = 1,938,727,874,563,386.75
  5. Step 5: Solve for x
    x = 1,938,727,874,563,386.75/49,186,340.86
  6. Step 6: Final answer
    x = 39,415,980.95

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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.