Home / 39,573,453.60-59,358,212.10-20,406,148.20

Finding the Fourth Proportional to 39,573,453.60, 59,358,212.10 and 20,406,148.20

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Solution

The fourth proportional to 39,573,453.60, 59,358,212.10 and 20,406,148.20 is: 30,608,207.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,573,453.60 : 59,358,212.10 = 20,406,148.20 : x
  2. Step 2: Convert to fraction form
    39,573,453.60/59,358,212.10 = 20,406,148.20/x
  3. Step 3: Cross multiply
    39,573,453.60x = 59,358,212.10 × 20,406,148.20
  4. Step 4: Simplify right side
    39,573,453.60x = 1,211,272,472,999,633.25
  5. Step 5: Solve for x
    x = 1,211,272,472,999,633.25/39,573,453.60
  6. Step 6: Final answer
    x = 30,608,207.34

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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.