Home / 8,156,730.79-11,256,577.35-4,485,931.48

Finding the Fourth Proportional to 8,156,730.79, 11,256,577.35 and 4,485,931.48

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Solution

The fourth proportional to 8,156,730.79, 11,256,577.35 and 4,485,931.48 is: 6,190,744.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156,730.79 : 11,256,577.35 = 4,485,931.48 : x
  2. Step 2: Convert to fraction form
    8,156,730.79/11,256,577.35 = 4,485,931.48/x
  3. Step 3: Cross multiply
    8,156,730.79x = 11,256,577.35 × 4,485,931.48
  4. Step 4: Simplify right side
    8,156,730.79x = 50,496,234,713,901.82
  5. Step 5: Solve for x
    x = 50,496,234,713,901.82/8,156,730.79
  6. Step 6: Final answer
    x = 6,190,744.31

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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.