Home / 65,934,467.90-98,901,701.85-42,976,216.70

Finding the Fourth Proportional to 65,934,467.90, 98,901,701.85 and 42,976,216.70

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Solution

The fourth proportional to 65,934,467.90, 98,901,701.85 and 42,976,216.70 is: 64,464,325.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,934,467.90 : 98,901,701.85 = 42,976,216.70 : x
  2. Step 2: Convert to fraction form
    65,934,467.90/98,901,701.85 = 42,976,216.70/x
  3. Step 3: Cross multiply
    65,934,467.90x = 98,901,701.85 × 42,976,216.70
  4. Step 4: Simplify right side
    65,934,467.90x = 4,250,420,970,704,391
  5. Step 5: Solve for x
    x = 4,250,420,970,704,391/65,934,467.90
  6. Step 6: Final answer
    x = 64,464,325.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.