Home / 28,686,348.76-39,582,314.52-16,125,730.29

Finding the Fourth Proportional to 28,686,348.76, 39,582,314.52 and 16,125,730.29

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Solution

The fourth proportional to 28,686,348.76, 39,582,314.52 and 16,125,730.29 is: 22,250,783.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,686,348.76 : 39,582,314.52 = 16,125,730.29 : x
  2. Step 2: Convert to fraction form
    28,686,348.76/39,582,314.52 = 16,125,730.29/x
  3. Step 3: Cross multiply
    28,686,348.76x = 39,582,314.52 × 16,125,730.29
  4. Step 4: Simplify right side
    28,686,348.76x = 638,293,728,005,559.25
  5. Step 5: Solve for x
    x = 638,293,728,005,559.25/28,686,348.76
  6. Step 6: Final answer
    x = 22,250,783.23

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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.