Home / 22,602,045.44-31,191,889.12-12,812,679.48

Finding the Fourth Proportional to 22,602,045.44, 31,191,889.12 and 12,812,679.48

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Solution

The fourth proportional to 22,602,045.44, 31,191,889.12 and 12,812,679.48 is: 17,682,102.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602,045.44 : 31,191,889.12 = 12,812,679.48 : x
  2. Step 2: Convert to fraction form
    22,602,045.44/31,191,889.12 = 12,812,679.48/x
  3. Step 3: Cross multiply
    22,602,045.44x = 31,191,889.12 × 12,812,679.48
  4. Step 4: Simplify right side
    22,602,045.44x = 399,651,677,670,259.31
  5. Step 5: Solve for x
    x = 399,651,677,670,259.31/22,602,045.44
  6. Step 6: Final answer
    x = 17,682,102.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.