Home / 22,018,367.04-30,385,416.90-12,228,809.46

Finding the Fourth Proportional to 22,018,367.04, 30,385,416.90 and 12,228,809.46

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Solution

The fourth proportional to 22,018,367.04, 30,385,416.90 and 12,228,809.46 is: 16,875,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,018,367.04 : 30,385,416.90 = 12,228,809.46 : x
  2. Step 2: Convert to fraction form
    22,018,367.04/30,385,416.90 = 12,228,809.46/x
  3. Step 3: Cross multiply
    22,018,367.04x = 30,385,416.90 × 12,228,809.46
  4. Step 4: Simplify right side
    22,018,367.04x = 371,577,473,632,763.88
  5. Step 5: Solve for x
    x = 371,577,473,632,763.88/22,018,367.04
  6. Step 6: Final answer
    x = 16,875,796.15

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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.