Home / 53,875,108.70-80,863,401.45-28,334,447.90

Finding the Fourth Proportional to 53,875,108.70, 80,863,401.45 and 28,334,447.90

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Solution

The fourth proportional to 53,875,108.70, 80,863,401.45 and 28,334,447.90 is: 42,528,356.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,875,108.70 : 80,863,401.45 = 28,334,447.90 : x
  2. Step 2: Convert to fraction form
    53,875,108.70/80,863,401.45 = 28,334,447.90/x
  3. Step 3: Cross multiply
    53,875,108.70x = 80,863,401.45 × 28,334,447.90
  4. Step 4: Simplify right side
    53,875,108.70x = 2,291,219,835,401,809.50
  5. Step 5: Solve for x
    x = 2,291,219,835,401,809.50/53,875,108.70
  6. Step 6: Final answer
    x = 42,528,356.61

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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.