Home / 19,792,220.60-29,688,330.90-9,714,524.60

Finding the Fourth Proportional to 19,792,220.60, 29,688,330.90 and 9,714,524.60

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Solution

The fourth proportional to 19,792,220.60, 29,688,330.90 and 9,714,524.60 is: 14,571,786.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792,220.60 : 29,688,330.90 = 9,714,524.60 : x
  2. Step 2: Convert to fraction form
    19,792,220.60/29,688,330.90 = 9,714,524.60/x
  3. Step 3: Cross multiply
    19,792,220.60x = 29,688,330.90 × 9,714,524.60
  4. Step 4: Simplify right side
    19,792,220.60x = 288,408,020,860,990.12
  5. Step 5: Solve for x
    x = 288,408,020,860,990.12/19,792,220.60
  6. Step 6: Final answer
    x = 14,571,786.90

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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.