Home / 27,746,931.39-38,288,171.10-16,581,208.65

Finding the Fourth Proportional to 27,746,931.39, 38,288,171.10 and 16,581,208.65

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Solution

The fourth proportional to 27,746,931.39, 38,288,171.10 and 16,581,208.65 is: 22,880,517.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,746,931.39 : 38,288,171.10 = 16,581,208.65 : x
  2. Step 2: Convert to fraction form
    27,746,931.39/38,288,171.10 = 16,581,208.65/x
  3. Step 3: Cross multiply
    27,746,931.39x = 38,288,171.10 × 16,581,208.65
  4. Step 4: Simplify right side
    27,746,931.39x = 634,864,153,836,000
  5. Step 5: Solve for x
    x = 634,864,153,836,000/27,746,931.39
  6. Step 6: Final answer
    x = 22,880,517.67

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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.