Home / 55,154,937.65-82,624,777.16-42,967,334.81

Finding the Fourth Proportional to 55,154,937.65, 82,624,777.16 and 42,967,334.81

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Solution

The fourth proportional to 55,154,937.65, 82,624,777.16 and 42,967,334.81 is: 64,367,155.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,154,937.65 : 82,624,777.16 = 42,967,334.81 : x
  2. Step 2: Convert to fraction form
    55,154,937.65/82,624,777.16 = 42,967,334.81/x
  3. Step 3: Cross multiply
    55,154,937.65x = 82,624,777.16 × 42,967,334.81
  4. Step 4: Simplify right side
    55,154,937.65x = 3,550,166,464,068,777.50
  5. Step 5: Solve for x
    x = 3,550,166,464,068,777.50/55,154,937.65
  6. Step 6: Final answer
    x = 64,367,155.79

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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.