Home / 15,160,048.19-20,923,000.14-9,651,663.44

Finding the Fourth Proportional to 15,160,048.19, 20,923,000.14 and 9,651,663.44

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Solution

The fourth proportional to 15,160,048.19, 20,923,000.14 and 9,651,663.44 is: 13,320,653.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,160,048.19 : 20,923,000.14 = 9,651,663.44 : x
  2. Step 2: Convert to fraction form
    15,160,048.19/20,923,000.14 = 9,651,663.44/x
  3. Step 3: Cross multiply
    15,160,048.19x = 20,923,000.14 × 9,651,663.44
  4. Step 4: Simplify right side
    15,160,048.19x = 201,941,755,506,352.88
  5. Step 5: Solve for x
    x = 201,941,755,506,352.88/15,160,048.19
  6. Step 6: Final answer
    x = 13,320,653.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.