Home / 9,398,417.28-12,970,457.60-5,324,069.76

Finding the Fourth Proportional to 9,398,417.28, 12,970,457.60 and 5,324,069.76

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Solution

The fourth proportional to 9,398,417.28, 12,970,457.60 and 5,324,069.76 is: 7,347,579.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,398,417.28 : 12,970,457.60 = 5,324,069.76 : x
  2. Step 2: Convert to fraction form
    9,398,417.28/12,970,457.60 = 5,324,069.76/x
  3. Step 3: Cross multiply
    9,398,417.28x = 12,970,457.60 × 5,324,069.76
  4. Step 4: Simplify right side
    9,398,417.28x = 69,055,621,081,522.17
  5. Step 5: Solve for x
    x = 69,055,621,081,522.17/9,398,417.28
  6. Step 6: Final answer
    x = 7,347,579.81

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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.