Home / 19,490,847.90-29,236,271.85-13,444,230.30

Finding the Fourth Proportional to 19,490,847.90, 29,236,271.85 and 13,444,230.30

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Solution

The fourth proportional to 19,490,847.90, 29,236,271.85 and 13,444,230.30 is: 20,166,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490,847.90 : 29,236,271.85 = 13,444,230.30 : x
  2. Step 2: Convert to fraction form
    19,490,847.90/29,236,271.85 = 13,444,230.30/x
  3. Step 3: Cross multiply
    19,490,847.90x = 29,236,271.85 × 13,444,230.30
  4. Step 4: Simplify right side
    19,490,847.90x = 393,059,171,864,807.12
  5. Step 5: Solve for x
    x = 393,059,171,864,807.12/19,490,847.90
  6. Step 6: Final answer
    x = 20,166,345.45

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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.