Home / 18,577,308.40-27,865,962.60-10,074,252.40

Finding the Fourth Proportional to 18,577,308.40, 27,865,962.60 and 10,074,252.40

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Solution

The fourth proportional to 18,577,308.40, 27,865,962.60 and 10,074,252.40 is: 15,111,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577,308.40 : 27,865,962.60 = 10,074,252.40 : x
  2. Step 2: Convert to fraction form
    18,577,308.40/27,865,962.60 = 10,074,252.40/x
  3. Step 3: Cross multiply
    18,577,308.40x = 27,865,962.60 × 10,074,252.40
  4. Step 4: Simplify right side
    18,577,308.40x = 280,728,740,601,360.25
  5. Step 5: Solve for x
    x = 280,728,740,601,360.25/18,577,308.40
  6. Step 6: Final answer
    x = 15,111,378.60

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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.