Home / 28,563,382.83-39,416,905.31-16,803,922.10

Finding the Fourth Proportional to 28,563,382.83, 39,416,905.31 and 16,803,922.10

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Solution

The fourth proportional to 28,563,382.83, 39,416,905.31 and 16,803,922.10 is: 23,189,081.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,563,382.83 : 39,416,905.31 = 16,803,922.10 : x
  2. Step 2: Convert to fraction form
    28,563,382.83/39,416,905.31 = 16,803,922.10/x
  3. Step 3: Cross multiply
    28,563,382.83x = 39,416,905.31 × 16,803,922.10
  4. Step 4: Simplify right side
    28,563,382.83x = 662,358,606,398,334.25
  5. Step 5: Solve for x
    x = 662,358,606,398,334.25/28,563,382.83
  6. Step 6: Final answer
    x = 23,189,081.29

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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.