Home / 7,742,708.76-10,685,212.42-4,258,317.04

Finding the Fourth Proportional to 7,742,708.76, 10,685,212.42 and 4,258,317.04

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Solution

The fourth proportional to 7,742,708.76, 10,685,212.42 and 4,258,317.04 is: 5,876,628.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742,708.76 : 10,685,212.42 = 4,258,317.04 : x
  2. Step 2: Convert to fraction form
    7,742,708.76/10,685,212.42 = 4,258,317.04/x
  3. Step 3: Cross multiply
    7,742,708.76x = 10,685,212.42 × 4,258,317.04
  4. Step 4: Simplify right side
    7,742,708.76x = 45,501,022,124,105.64
  5. Step 5: Solve for x
    x = 45,501,022,124,105.64/7,742,708.76
  6. Step 6: Final answer
    x = 5,876,628.39

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1.5x scale

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.