Home / 21,668,000.20-32,506,811.70-7,290,662.20

Finding the Fourth Proportional to 21,668,000.20, 32,506,811.70 and 7,290,662.20

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Solution

The fourth proportional to 21,668,000.20, 32,506,811.70 and 7,290,662.20 is: 10,937,612.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668,000.20 : 32,506,811.70 = 7,290,662.20 : x
  2. Step 2: Convert to fraction form
    21,668,000.20/32,506,811.70 = 7,290,662.20/x
  3. Step 3: Cross multiply
    21,668,000.20x = 32,506,811.70 × 7,290,662.20
  4. Step 4: Simplify right side
    21,668,000.20x = 236,996,183,303,707.75
  5. Step 5: Solve for x
    x = 236,996,183,303,707.75/21,668,000.20
  6. Step 6: Final answer
    x = 10,937,612.20

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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.