Home / 20,064,884.80-27,697,996.24-13,547,333.20

Finding the Fourth Proportional to 20,064,884.80, 27,697,996.24 and 13,547,333.20

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Solution

The fourth proportional to 20,064,884.80, 27,697,996.24 and 13,547,333.20 is: 18,701,028.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,884.80 : 27,697,996.24 = 13,547,333.20 : x
  2. Step 2: Convert to fraction form
    20,064,884.80/27,697,996.24 = 13,547,333.20/x
  3. Step 3: Cross multiply
    20,064,884.80x = 27,697,996.24 × 13,547,333.20
  4. Step 4: Simplify right side
    20,064,884.80x = 375,233,984,035,627.12
  5. Step 5: Solve for x
    x = 375,233,984,035,627.12/20,064,884.80
  6. Step 6: Final answer
    x = 18,701,028.58

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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.