Home / 45,319,157.48-68,010,130.86-18,022,653.32

Finding the Fourth Proportional to 45,319,157.48, 68,010,130.86 and 18,022,653.32

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Solution

The fourth proportional to 45,319,157.48, 68,010,130.86 and 18,022,653.32 is: 27,046,465.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,319,157.48 : 68,010,130.86 = 18,022,653.32 : x
  2. Step 2: Convert to fraction form
    45,319,157.48/68,010,130.86 = 18,022,653.32/x
  3. Step 3: Cross multiply
    45,319,157.48x = 68,010,130.86 × 18,022,653.32
  4. Step 4: Simplify right side
    45,319,157.48x = 1,225,723,010,737,613.50
  5. Step 5: Solve for x
    x = 1,225,723,010,737,613.50/45,319,157.48
  6. Step 6: Final answer
    x = 27,046,465.09

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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.