Home / 10,419,748-15,628,203.18-2,742,749.92

Finding the Fourth Proportional to 10,419,748, 15,628,203.18 and 2,742,749.92

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Solution

The fourth proportional to 10,419,748, 15,628,203.18 and 2,742,749.92 is: 4,113,751.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419,748 : 15,628,203.18 = 2,742,749.92 : x
  2. Step 2: Convert to fraction form
    10,419,748/15,628,203.18 = 2,742,749.92/x
  3. Step 3: Cross multiply
    10,419,748x = 15,628,203.18 × 2,742,749.92
  4. Step 4: Simplify right side
    10,419,748x = 42,864,253,021,688.74
  5. Step 5: Solve for x
    x = 42,864,253,021,688.74/10,419,748
  6. Step 6: Final answer
    x = 4,113,751.41

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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.