Home / 7,784,743.06-10,742,902.66-4,300,321.54

Finding the Fourth Proportional to 7,784,743.06, 10,742,902.66 and 4,300,321.54

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Solution

The fourth proportional to 7,784,743.06, 10,742,902.66 and 4,300,321.54 is: 5,934,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,784,743.06 : 10,742,902.66 = 4,300,321.54 : x
  2. Step 2: Convert to fraction form
    7,784,743.06/10,742,902.66 = 4,300,321.54/x
  3. Step 3: Cross multiply
    7,784,743.06x = 10,742,902.66 × 4,300,321.54
  4. Step 4: Simplify right side
    7,784,743.06x = 46,197,935,710,921.30
  5. Step 5: Solve for x
    x = 46,197,935,710,921.30/7,784,743.06
  6. Step 6: Final answer
    x = 5,934,420.10

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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.