Home / 21,797,266.76-32,695,880.34-10,280,047.40

Finding the Fourth Proportional to 21,797,266.76, 32,695,880.34 and 10,280,047.40

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Solution

The fourth proportional to 21,797,266.76, 32,695,880.34 and 10,280,047.40 is: 15,420,061.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,797,266.76 : 32,695,880.34 = 10,280,047.40 : x
  2. Step 2: Convert to fraction form
    21,797,266.76/32,695,880.34 = 10,280,047.40/x
  3. Step 3: Cross multiply
    21,797,266.76x = 32,695,880.34 × 10,280,047.40
  4. Step 4: Simplify right side
    21,797,266.76x = 336,115,199,679,928.12
  5. Step 5: Solve for x
    x = 336,115,199,679,928.12/21,797,266.76
  6. Step 6: Final answer
    x = 15,420,061.76

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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.