Home / 39,573,195.60-59,357,825.10-20,405,890.20

Finding the Fourth Proportional to 39,573,195.60, 59,357,825.10 and 20,405,890.20

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Solution

The fourth proportional to 39,573,195.60, 59,357,825.10 and 20,405,890.20 is: 30,607,820.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,573,195.60 : 59,357,825.10 = 20,405,890.20 : x
  2. Step 2: Convert to fraction form
    39,573,195.60/59,357,825.10 = 20,405,890.20/x
  3. Step 3: Cross multiply
    39,573,195.60x = 59,357,825.10 × 20,405,890.20
  4. Step 4: Simplify right side
    39,573,195.60x = 1,211,249,261,501,404
  5. Step 5: Solve for x
    x = 1,211,249,261,501,404/39,573,195.60
  6. Step 6: Final answer
    x = 30,607,820.35

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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.