Home / 28,241,940.93-42,343,571.69-14,382,070.90

Finding the Fourth Proportional to 28,241,940.93, 42,343,571.69 and 14,382,070.90

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Solution

The fourth proportional to 28,241,940.93, 42,343,571.69 and 14,382,070.90 is: 21,563,257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,241,940.93 : 42,343,571.69 = 14,382,070.90 : x
  2. Step 2: Convert to fraction form
    28,241,940.93/42,343,571.69 = 14,382,070.90/x
  3. Step 3: Cross multiply
    28,241,940.93x = 42,343,571.69 × 14,382,070.90
  4. Step 4: Simplify right side
    28,241,940.93x = 608,988,250,134,909.12
  5. Step 5: Solve for x
    x = 608,988,250,134,909.12/28,241,940.93
  6. Step 6: Final answer
    x = 21,563,257.70

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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.