Home / 5,276,840.11-7,282,162.65-2,953,674.86

Finding the Fourth Proportional to 5,276,840.11, 7,282,162.65 and 2,953,674.86

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Solution

The fourth proportional to 5,276,840.11, 7,282,162.65 and 2,953,674.86 is: 4,076,140.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276,840.11 : 7,282,162.65 = 2,953,674.86 : x
  2. Step 2: Convert to fraction form
    5,276,840.11/7,282,162.65 = 2,953,674.86/x
  3. Step 3: Cross multiply
    5,276,840.11x = 7,282,162.65 × 2,953,674.86
  4. Step 4: Simplify right side
    5,276,840.11x = 21,509,140,747,709.55
  5. Step 5: Solve for x
    x = 21,509,140,747,709.55/5,276,840.11
  6. Step 6: Final answer
    x = 4,076,140.32

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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.