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Finding the Fourth Proportional to 15,601,305.90, 23,359,968.45 and 15,601,305.90

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Solution

The fourth proportional to 15,601,305.90, 23,359,968.45 and 15,601,305.90 is: 23,359,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,601,305.90 : 23,359,968.45 = 15,601,305.90 : x
  2. Step 2: Convert to fraction form
    15,601,305.90/23,359,968.45 = 15,601,305.90/x
  3. Step 3: Cross multiply
    15,601,305.90x = 23,359,968.45 × 15,601,305.90
  4. Step 4: Simplify right side
    15,601,305.90x = 364,446,013,602,798.88
  5. Step 5: Solve for x
    x = 364,446,013,602,798.88/15,601,305.90
  6. Step 6: Final answer
    x = 23,359,968.45

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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.