Home / 20,952,000.90-31,437,332.55-9,586,599.30

Finding the Fourth Proportional to 20,952,000.90, 31,437,332.55 and 9,586,599.30

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Solution

The fourth proportional to 20,952,000.90, 31,437,332.55 and 9,586,599.30 is: 14,384,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,952,000.90 : 31,437,332.55 = 9,586,599.30 : x
  2. Step 2: Convert to fraction form
    20,952,000.90/31,437,332.55 = 9,586,599.30/x
  3. Step 3: Cross multiply
    20,952,000.90x = 31,437,332.55 × 9,586,599.30
  4. Step 4: Simplify right side
    20,952,000.90x = 301,377,110,217,697.25
  5. Step 5: Solve for x
    x = 301,377,110,217,697.25/20,952,000.90
  6. Step 6: Final answer
    x = 14,384,168.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.