Home / 22,143,234.40-33,208,630.80-7,001,807.20

Finding the Fourth Proportional to 22,143,234.40, 33,208,630.80 and 7,001,807.20

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Solution

The fourth proportional to 22,143,234.40, 33,208,630.80 and 7,001,807.20 is: 10,500,743.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,234.40 : 33,208,630.80 = 7,001,807.20 : x
  2. Step 2: Convert to fraction form
    22,143,234.40/33,208,630.80 = 7,001,807.20/x
  3. Step 3: Cross multiply
    22,143,234.40x = 33,208,630.80 × 7,001,807.20
  4. Step 4: Simplify right side
    22,143,234.40x = 232,520,430,237,581.78
  5. Step 5: Solve for x
    x = 232,520,430,237,581.78/22,143,234.40
  6. Step 6: Final answer
    x = 10,500,743.75

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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.