Home / 21,492,278.32-32,242,672.12-6,139,700.56

Finding the Fourth Proportional to 21,492,278.32, 32,242,672.12 and 6,139,700.56

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Solution

The fourth proportional to 21,492,278.32, 32,242,672.12 and 6,139,700.56 is: 9,210,766.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,492,278.32 : 32,242,672.12 = 6,139,700.56 : x
  2. Step 2: Convert to fraction form
    21,492,278.32/32,242,672.12 = 6,139,700.56/x
  3. Step 3: Cross multiply
    21,492,278.32x = 32,242,672.12 × 6,139,700.56
  4. Step 4: Simplify right side
    21,492,278.32x = 197,960,352,071,060.38
  5. Step 5: Solve for x
    x = 197,960,352,071,060.38/21,492,278.32
  6. Step 6: Final answer
    x = 9,210,766.26

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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.