Home / 30,506,250.75-42,088,382.76-17,273,618.94

Finding the Fourth Proportional to 30,506,250.75, 42,088,382.76 and 17,273,618.94

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Solution

The fourth proportional to 30,506,250.75, 42,088,382.76 and 17,273,618.94 is: 23,831,794.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,506,250.75 : 42,088,382.76 = 17,273,618.94 : x
  2. Step 2: Convert to fraction form
    30,506,250.75/42,088,382.76 = 17,273,618.94/x
  3. Step 3: Cross multiply
    30,506,250.75x = 42,088,382.76 × 17,273,618.94
  4. Step 4: Simplify right side
    30,506,250.75x = 727,018,685,597,105.50
  5. Step 5: Solve for x
    x = 727,018,685,597,105.50/30,506,250.75
  6. Step 6: Final answer
    x = 23,831,794.07

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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.