Home / 87,426,457.04-120,646,108.68-48,267,520.40

Finding the Fourth Proportional to 87,426,457.04, 120,646,108.68 and 48,267,520.40

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Solution

The fourth proportional to 87,426,457.04, 120,646,108.68 and 48,267,520.40 is: 66,607,852.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,426,457.04 : 120,646,108.68 = 48,267,520.40 : x
  2. Step 2: Convert to fraction form
    87,426,457.04/120,646,108.68 = 48,267,520.40/x
  3. Step 3: Cross multiply
    87,426,457.04x = 120,646,108.68 × 48,267,520.40
  4. Step 4: Simplify right side
    87,426,457.04x = 5,823,288,511,892,517
  5. Step 5: Solve for x
    x = 5,823,288,511,892,517/87,426,457.04
  6. Step 6: Final answer
    x = 66,607,852.01

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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.