Home / 55,401,113.60-83,101,670.40-50,937,009.20

Finding the Fourth Proportional to 55,401,113.60, 83,101,670.40 and 50,937,009.20

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Solution

The fourth proportional to 55,401,113.60, 83,101,670.40 and 50,937,009.20 is: 76,405,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,401,113.60 : 83,101,670.40 = 50,937,009.20 : x
  2. Step 2: Convert to fraction form
    55,401,113.60/83,101,670.40 = 50,937,009.20/x
  3. Step 3: Cross multiply
    55,401,113.60x = 83,101,670.40 × 50,937,009.20
  4. Step 4: Simplify right side
    55,401,113.60x = 4,232,950,549,700,168
  5. Step 5: Solve for x
    x = 4,232,950,549,700,168/55,401,113.60
  6. Step 6: Final answer
    x = 76,405,513.80

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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.