Home / 28,889,584-39,867,631.68-16,012,528

Finding the Fourth Proportional to 28,889,584, 39,867,631.68 and 16,012,528

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Solution

The fourth proportional to 28,889,584, 39,867,631.68 and 16,012,528 is: 22,097,291.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889,584 : 39,867,631.68 = 16,012,528 : x
  2. Step 2: Convert to fraction form
    28,889,584/39,867,631.68 = 16,012,528/x
  3. Step 3: Cross multiply
    28,889,584x = 39,867,631.68 × 16,012,528
  4. Step 4: Simplify right side
    28,889,584x = 638,381,568,569,687
  5. Step 5: Solve for x
    x = 638,381,568,569,687/28,889,584
  6. Step 6: Final answer
    x = 22,097,291.83

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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.