Home / 20,995,315.80-31,492,973.70-5,849,247.30

Finding the Fourth Proportional to 20,995,315.80, 31,492,973.70 and 5,849,247.30

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Solution

The fourth proportional to 20,995,315.80, 31,492,973.70 and 5,849,247.30 is: 8,773,870.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,995,315.80 : 31,492,973.70 = 5,849,247.30 : x
  2. Step 2: Convert to fraction form
    20,995,315.80/31,492,973.70 = 5,849,247.30/x
  3. Step 3: Cross multiply
    20,995,315.80x = 31,492,973.70 × 5,849,247.30
  4. Step 4: Simplify right side
    20,995,315.80x = 184,210,191,383,696
  5. Step 5: Solve for x
    x = 184,210,191,383,696/20,995,315.80
  6. Step 6: Final answer
    x = 8,773,870.95

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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.