Home / 20,232,328.20-30,348,492.30-6,586,760.40

Finding the Fourth Proportional to 20,232,328.20, 30,348,492.30 and 6,586,760.40

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Solution

The fourth proportional to 20,232,328.20, 30,348,492.30 and 6,586,760.40 is: 9,880,140.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232,328.20 : 30,348,492.30 = 6,586,760.40 : x
  2. Step 2: Convert to fraction form
    20,232,328.20/30,348,492.30 = 6,586,760.40/x
  3. Step 3: Cross multiply
    20,232,328.20x = 30,348,492.30 × 6,586,760.40
  4. Step 4: Simplify right side
    20,232,328.20x = 199,898,247,281,344.94
  5. Step 5: Solve for x
    x = 199,898,247,281,344.94/20,232,328.20
  6. Step 6: Final answer
    x = 9,880,140.60

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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.