Home / 30,355,091.04-45,532,644.32-8,498,690.30

Finding the Fourth Proportional to 30,355,091.04, 45,532,644.32 and 8,498,690.30

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Solution

The fourth proportional to 30,355,091.04, 45,532,644.32 and 8,498,690.30 is: 12,748,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355,091.04 : 45,532,644.32 = 8,498,690.30 : x
  2. Step 2: Convert to fraction form
    30,355,091.04/45,532,644.32 = 8,498,690.30/x
  3. Step 3: Cross multiply
    30,355,091.04x = 45,532,644.32 × 8,498,690.30
  4. Step 4: Simplify right side
    30,355,091.04x = 386,967,842,388,070.88
  5. Step 5: Solve for x
    x = 386,967,842,388,070.88/30,355,091.04
  6. Step 6: Final answer
    x = 12,748,037.62

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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.