Home / 18,403,322.80-27,604,984.20-9,333,396.40

Finding the Fourth Proportional to 18,403,322.80, 27,604,984.20 and 9,333,396.40

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Solution

The fourth proportional to 18,403,322.80, 27,604,984.20 and 9,333,396.40 is: 14,000,094.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403,322.80 : 27,604,984.20 = 9,333,396.40 : x
  2. Step 2: Convert to fraction form
    18,403,322.80/27,604,984.20 = 9,333,396.40/x
  3. Step 3: Cross multiply
    18,403,322.80x = 27,604,984.20 × 9,333,396.40
  4. Step 4: Simplify right side
    18,403,322.80x = 257,648,260,154,336.88
  5. Step 5: Solve for x
    x = 257,648,260,154,336.88/18,403,322.80
  6. Step 6: Final answer
    x = 14,000,094.60

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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.