Home / 64,860,918.10-89,508,065.61-35,492,249.55

Finding the Fourth Proportional to 64,860,918.10, 89,508,065.61 and 35,492,249.55

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Solution

The fourth proportional to 64,860,918.10, 89,508,065.61 and 35,492,249.55 is: 48,979,303.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,860,918.10 : 89,508,065.61 = 35,492,249.55 : x
  2. Step 2: Convert to fraction form
    64,860,918.10/89,508,065.61 = 35,492,249.55/x
  3. Step 3: Cross multiply
    64,860,918.10x = 89,508,065.61 × 35,492,249.55
  4. Step 4: Simplify right side
    64,860,918.10x = 3,176,842,601,367,892.50
  5. Step 5: Solve for x
    x = 3,176,842,601,367,892.50/64,860,918.10
  6. Step 6: Final answer
    x = 48,979,303.63

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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.