Home / 22,660,289.88-31,271,203.98-12,347,014.20

Finding the Fourth Proportional to 22,660,289.88, 31,271,203.98 and 12,347,014.20

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Solution

The fourth proportional to 22,660,289.88, 31,271,203.98 and 12,347,014.20 is: 17,038,881.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,660,289.88 : 31,271,203.98 = 12,347,014.20 : x
  2. Step 2: Convert to fraction form
    22,660,289.88/31,271,203.98 = 12,347,014.20/x
  3. Step 3: Cross multiply
    22,660,289.88x = 31,271,203.98 × 12,347,014.20
  4. Step 4: Simplify right side
    22,660,289.88x = 386,105,999,592,156.50
  5. Step 5: Solve for x
    x = 386,105,999,592,156.50/22,660,289.88
  6. Step 6: Final answer
    x = 17,038,881.75

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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.