Home / 27,140,551.04-40,652,365.52-12,742,042.88

Finding the Fourth Proportional to 27,140,551.04, 40,652,365.52 and 12,742,042.88

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Solution

The fourth proportional to 27,140,551.04, 40,652,365.52 and 12,742,042.88 is: 19,085,617.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,140,551.04 : 40,652,365.52 = 12,742,042.88 : x
  2. Step 2: Convert to fraction form
    27,140,551.04/40,652,365.52 = 12,742,042.88/x
  3. Step 3: Cross multiply
    27,140,551.04x = 40,652,365.52 × 12,742,042.88
  4. Step 4: Simplify right side
    27,140,551.04x = 517,994,184,629,273.56
  5. Step 5: Solve for x
    x = 517,994,184,629,273.56/27,140,551.04
  6. Step 6: Final answer
    x = 19,085,617.82

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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.