Home / 16,943,590.80-25,415,386.20-15,774,420.60

Finding the Fourth Proportional to 16,943,590.80, 25,415,386.20 and 15,774,420.60

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Solution

The fourth proportional to 16,943,590.80, 25,415,386.20 and 15,774,420.60 is: 23,661,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943,590.80 : 25,415,386.20 = 15,774,420.60 : x
  2. Step 2: Convert to fraction form
    16,943,590.80/25,415,386.20 = 15,774,420.60/x
  3. Step 3: Cross multiply
    16,943,590.80x = 25,415,386.20 × 15,774,420.60
  4. Step 4: Simplify right side
    16,943,590.80x = 400,912,991,630,235.69
  5. Step 5: Solve for x
    x = 400,912,991,630,235.69/16,943,590.80
  6. Step 6: Final answer
    x = 23,661,630.90

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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.