Home / 30,567,231.60-45,850,847.40-20,363,564.40

Finding the Fourth Proportional to 30,567,231.60, 45,850,847.40 and 20,363,564.40

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Solution

The fourth proportional to 30,567,231.60, 45,850,847.40 and 20,363,564.40 is: 30,545,346.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,567,231.60 : 45,850,847.40 = 20,363,564.40 : x
  2. Step 2: Convert to fraction form
    30,567,231.60/45,850,847.40 = 20,363,564.40/x
  3. Step 3: Cross multiply
    30,567,231.60x = 45,850,847.40 × 20,363,564.40
  4. Step 4: Simplify right side
    30,567,231.60x = 933,686,683,824,472.50
  5. Step 5: Solve for x
    x = 933,686,683,824,472.50/30,567,231.60
  6. Step 6: Final answer
    x = 30,545,346.60

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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.