Home / 30,586,217.22-42,210,176.49-16,836,460.74

Finding the Fourth Proportional to 30,586,217.22, 42,210,176.49 and 16,836,460.74

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Solution

The fourth proportional to 30,586,217.22, 42,210,176.49 and 16,836,460.74 is: 23,234,974.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,586,217.22 : 42,210,176.49 = 16,836,460.74 : x
  2. Step 2: Convert to fraction form
    30,586,217.22/42,210,176.49 = 16,836,460.74/x
  3. Step 3: Cross multiply
    30,586,217.22x = 42,210,176.49 × 16,836,460.74
  4. Step 4: Simplify right side
    30,586,217.22x = 710,669,979,302,356
  5. Step 5: Solve for x
    x = 710,669,979,302,356/30,586,217.22
  6. Step 6: Final answer
    x = 23,234,974.57

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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.