Home / 9,898,919.70-13,662,424.98-6,455,182.02

Finding the Fourth Proportional to 9,898,919.70, 13,662,424.98 and 6,455,182.02

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Solution

The fourth proportional to 9,898,919.70, 13,662,424.98 and 6,455,182.02 is: 8,909,400.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,898,919.70 : 13,662,424.98 = 6,455,182.02 : x
  2. Step 2: Convert to fraction form
    9,898,919.70/13,662,424.98 = 6,455,182.02/x
  3. Step 3: Cross multiply
    9,898,919.70x = 13,662,424.98 × 6,455,182.02
  4. Step 4: Simplify right side
    9,898,919.70x = 88,193,440,080,494.86
  5. Step 5: Solve for x
    x = 88,193,440,080,494.86/9,898,919.70
  6. Step 6: Final answer
    x = 8,909,400.50

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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.