Home / 15,492,720.60-23,239,080.90-13,792,109.40

Finding the Fourth Proportional to 15,492,720.60, 23,239,080.90 and 13,792,109.40

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Solution

The fourth proportional to 15,492,720.60, 23,239,080.90 and 13,792,109.40 is: 20,688,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,492,720.60 : 23,239,080.90 = 13,792,109.40 : x
  2. Step 2: Convert to fraction form
    15,492,720.60/23,239,080.90 = 13,792,109.40/x
  3. Step 3: Cross multiply
    15,492,720.60x = 23,239,080.90 × 13,792,109.40
  4. Step 4: Simplify right side
    15,492,720.60x = 320,515,946,128,250.44
  5. Step 5: Solve for x
    x = 320,515,946,128,250.44/15,492,720.60
  6. Step 6: Final answer
    x = 20,688,164.10

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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.