Home / 55,154,946.71-82,624,790.68-42,967,343.81

Finding the Fourth Proportional to 55,154,946.71, 82,624,790.68 and 42,967,343.81

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Solution

The fourth proportional to 55,154,946.71, 82,624,790.68 and 42,967,343.81 is: 64,367,169.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,154,946.71 : 82,624,790.68 = 42,967,343.81 : x
  2. Step 2: Convert to fraction form
    55,154,946.71/82,624,790.68 = 42,967,343.81/x
  3. Step 3: Cross multiply
    55,154,946.71x = 82,624,790.68 × 42,967,343.81
  4. Step 4: Simplify right side
    55,154,946.71x = 3,550,167,788,475,987
  5. Step 5: Solve for x
    x = 3,550,167,788,475,987/55,154,946.71
  6. Step 6: Final answer
    x = 64,367,169.22

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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.