Home / 30,506,251.50-42,088,383.81-17,273,619.68

Finding the Fourth Proportional to 30,506,251.50, 42,088,383.81 and 17,273,619.68

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Solution

The fourth proportional to 30,506,251.50, 42,088,383.81 and 17,273,619.68 is: 23,831,795.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,506,251.50 : 42,088,383.81 = 17,273,619.68 : x
  2. Step 2: Convert to fraction form
    30,506,251.50/42,088,383.81 = 17,273,619.68/x
  3. Step 3: Cross multiply
    30,506,251.50x = 42,088,383.81 × 17,273,619.68
  4. Step 4: Simplify right side
    30,506,251.50x = 727,018,734,669,367.50
  5. Step 5: Solve for x
    x = 727,018,734,669,367.50/30,506,251.50
  6. Step 6: Final answer
    x = 23,831,795.09

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1.5x scale

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.