Home / 48,055,572.42-66,313,247.12-28,210,143.59

Finding the Fourth Proportional to 48,055,572.42, 66,313,247.12 and 28,210,143.59

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Solution

The fourth proportional to 48,055,572.42, 66,313,247.12 and 28,210,143.59 is: 38,927,977.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,055,572.42 : 66,313,247.12 = 28,210,143.59 : x
  2. Step 2: Convert to fraction form
    48,055,572.42/66,313,247.12 = 28,210,143.59/x
  3. Step 3: Cross multiply
    48,055,572.42x = 66,313,247.12 × 28,210,143.59
  4. Step 4: Simplify right side
    48,055,572.42x = 1,870,706,223,174,354
  5. Step 5: Solve for x
    x = 1,870,706,223,174,354/48,055,572.42
  6. Step 6: Final answer
    x = 38,927,977.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.