Home / 18,347,357.40-27,521,036.10-5,567,841.60

Finding the Fourth Proportional to 18,347,357.40, 27,521,036.10 and 5,567,841.60

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Solution

The fourth proportional to 18,347,357.40, 27,521,036.10 and 5,567,841.60 is: 8,351,762.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,347,357.40 : 27,521,036.10 = 5,567,841.60 : x
  2. Step 2: Convert to fraction form
    18,347,357.40/27,521,036.10 = 5,567,841.60/x
  3. Step 3: Cross multiply
    18,347,357.40x = 27,521,036.10 × 5,567,841.60
  4. Step 4: Simplify right side
    18,347,357.40x = 153,232,769,672,681.75
  5. Step 5: Solve for x
    x = 153,232,769,672,681.75/18,347,357.40
  6. Step 6: Final answer
    x = 8,351,762.40

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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.