Home / 12,624,983.52-18,938,038.71-3,870,632.22

Finding the Fourth Proportional to 12,624,983.52, 18,938,038.71 and 3,870,632.22

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Solution

The fourth proportional to 12,624,983.52, 18,938,038.71 and 3,870,632.22 is: 5,806,121.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,624,983.52 : 18,938,038.71 = 3,870,632.22 : x
  2. Step 2: Convert to fraction form
    12,624,983.52/18,938,038.71 = 3,870,632.22/x
  3. Step 3: Cross multiply
    12,624,983.52x = 18,938,038.71 × 3,870,632.22
  4. Step 4: Simplify right side
    12,624,983.52x = 73,302,182,814,533.25
  5. Step 5: Solve for x
    x = 73,302,182,814,533.25/12,624,983.52
  6. Step 6: Final answer
    x = 5,806,121.07

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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.