Home / 28,300,424.89-39,054,718.61-16,077,952.57

Finding the Fourth Proportional to 28,300,424.89, 39,054,718.61 and 16,077,952.57

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Solution

The fourth proportional to 28,300,424.89, 39,054,718.61 and 16,077,952.57 is: 22,187,649.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,300,424.89 : 39,054,718.61 = 16,077,952.57 : x
  2. Step 2: Convert to fraction form
    28,300,424.89/39,054,718.61 = 16,077,952.57/x
  3. Step 3: Cross multiply
    28,300,424.89x = 39,054,718.61 × 16,077,952.57
  4. Step 4: Simplify right side
    28,300,424.89x = 627,919,913,446,276.38
  5. Step 5: Solve for x
    x = 627,919,913,446,276.38/28,300,424.89
  6. Step 6: Final answer
    x = 22,187,649.69

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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.