Home / 28,913,129.94-39,899,746.89-16,523,081.58

Finding the Fourth Proportional to 28,913,129.94, 39,899,746.89 and 16,523,081.58

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Solution

The fourth proportional to 28,913,129.94, 39,899,746.89 and 16,523,081.58 is: 22,801,639.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913,129.94 : 39,899,746.89 = 16,523,081.58 : x
  2. Step 2: Convert to fraction form
    28,913,129.94/39,899,746.89 = 16,523,081.58/x
  3. Step 3: Cross multiply
    28,913,129.94x = 39,899,746.89 × 16,523,081.58
  4. Step 4: Simplify right side
    28,913,129.94x = 659,266,772,884,821.25
  5. Step 5: Solve for x
    x = 659,266,772,884,821.25/28,913,129.94
  6. Step 6: Final answer
    x = 22,801,639.75

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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.