Home / 4,742,997.06-7,113,430.79-2,181,752.15

Finding the Fourth Proportional to 4,742,997.06, 7,113,430.79 and 2,181,752.15

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Solution

The fourth proportional to 4,742,997.06, 7,113,430.79 and 2,181,752.15 is: 3,272,138.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742,997.06 : 7,113,430.79 = 2,181,752.15 : x
  2. Step 2: Convert to fraction form
    4,742,997.06/7,113,430.79 = 2,181,752.15/x
  3. Step 3: Cross multiply
    4,742,997.06x = 7,113,430.79 × 2,181,752.15
  4. Step 4: Simplify right side
    4,742,997.06x = 15,519,742,908,339.72
  5. Step 5: Solve for x
    x = 15,519,742,908,339.72/4,742,997.06
  6. Step 6: Final answer
    x = 3,272,138.42

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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.