Home / 66,841,509.42-92,271,507.21-42,098,060.34

Finding the Fourth Proportional to 66,841,509.42, 92,271,507.21 and 42,098,060.34

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Solution

The fourth proportional to 66,841,509.42, 92,271,507.21 and 42,098,060.34 is: 58,114,359.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,841,509.42 : 92,271,507.21 = 42,098,060.34 : x
  2. Step 2: Convert to fraction form
    66,841,509.42/92,271,507.21 = 42,098,060.34/x
  3. Step 3: Cross multiply
    66,841,509.42x = 92,271,507.21 × 42,098,060.34
  4. Step 4: Simplify right side
    66,841,509.42x = 3,884,451,478,189,325
  5. Step 5: Solve for x
    x = 3,884,451,478,189,325/66,841,509.42
  6. Step 6: Final answer
    x = 58,114,359.05

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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.