Home / 18,403,321.80-27,604,982.70-9,333,395.40

Finding the Fourth Proportional to 18,403,321.80, 27,604,982.70 and 9,333,395.40

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Solution

The fourth proportional to 18,403,321.80, 27,604,982.70 and 9,333,395.40 is: 14,000,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403,321.80 : 27,604,982.70 = 9,333,395.40 : x
  2. Step 2: Convert to fraction form
    18,403,321.80/27,604,982.70 = 9,333,395.40/x
  3. Step 3: Cross multiply
    18,403,321.80x = 27,604,982.70 × 9,333,395.40
  4. Step 4: Simplify right side
    18,403,321.80x = 257,648,218,549,259.59
  5. Step 5: Solve for x
    x = 257,648,218,549,259.59/18,403,321.80
  6. Step 6: Final answer
    x = 14,000,093.10

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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.