Home / 39,565,596.40-59,301,155.40-20,386,481.20

Finding the Fourth Proportional to 39,565,596.40, 59,301,155.40 and 20,386,481.20

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Solution

The fourth proportional to 39,565,596.40, 59,301,155.40 and 20,386,481.20 is: 30,555,381.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,565,596.40 : 59,301,155.40 = 20,386,481.20 : x
  2. Step 2: Convert to fraction form
    39,565,596.40/59,301,155.40 = 20,386,481.20/x
  3. Step 3: Cross multiply
    39,565,596.40x = 59,301,155.40 × 20,386,481.20
  4. Step 4: Simplify right side
    39,565,596.40x = 1,208,941,889,700,378.50
  5. Step 5: Solve for x
    x = 1,208,941,889,700,378.50/39,565,596.40
  6. Step 6: Final answer
    x = 30,555,381.43

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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.