Home / 34,453,435.55-47,530,801.39-20,506,970.57

Finding the Fourth Proportional to 34,453,435.55, 47,530,801.39 and 20,506,970.57

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Solution

The fourth proportional to 34,453,435.55, 47,530,801.39 and 20,506,970.57 is: 28,290,727.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,453,435.55 : 47,530,801.39 = 20,506,970.57 : x
  2. Step 2: Convert to fraction form
    34,453,435.55/47,530,801.39 = 20,506,970.57/x
  3. Step 3: Cross multiply
    34,453,435.55x = 47,530,801.39 × 20,506,970.57
  4. Step 4: Simplify right side
    34,453,435.55x = 974,712,745,273,245.12
  5. Step 5: Solve for x
    x = 974,712,745,273,245.12/34,453,435.55
  6. Step 6: Final answer
    x = 28,290,727.17

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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.