Home / 15,768,031.80-23,652,047.70-15,661,743.60

Finding the Fourth Proportional to 15,768,031.80, 23,652,047.70 and 15,661,743.60

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Solution

The fourth proportional to 15,768,031.80, 23,652,047.70 and 15,661,743.60 is: 23,492,615.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768,031.80 : 23,652,047.70 = 15,661,743.60 : x
  2. Step 2: Convert to fraction form
    15,768,031.80/23,652,047.70 = 15,661,743.60/x
  3. Step 3: Cross multiply
    15,768,031.80x = 23,652,047.70 × 15,661,743.60
  4. Step 4: Simplify right side
    15,768,031.80x = 370,432,306,692,369.69
  5. Step 5: Solve for x
    x = 370,432,306,692,369.69/15,768,031.80
  6. Step 6: Final answer
    x = 23,492,615.40

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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.