Home / 15,792,400.80-23,688,601.20-14,327,985.60

Finding the Fourth Proportional to 15,792,400.80, 23,688,601.20 and 14,327,985.60

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Solution

The fourth proportional to 15,792,400.80, 23,688,601.20 and 14,327,985.60 is: 21,491,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,792,400.80 : 23,688,601.20 = 14,327,985.60 : x
  2. Step 2: Convert to fraction form
    15,792,400.80/23,688,601.20 = 14,327,985.60/x
  3. Step 3: Cross multiply
    15,792,400.80x = 23,688,601.20 × 14,327,985.60
  4. Step 4: Simplify right side
    15,792,400.80x = 339,409,936,877,742.69
  5. Step 5: Solve for x
    x = 339,409,936,877,742.69/15,792,400.80
  6. Step 6: Final answer
    x = 21,491,978.40

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1.5x scale

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.