Home / 7,030,788.64-9,702,564.68-4,130,301.76

Finding the Fourth Proportional to 7,030,788.64, 9,702,564.68 and 4,130,301.76

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Solution

The fourth proportional to 7,030,788.64, 9,702,564.68 and 4,130,301.76 is: 5,699,861.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030,788.64 : 9,702,564.68 = 4,130,301.76 : x
  2. Step 2: Convert to fraction form
    7,030,788.64/9,702,564.68 = 4,130,301.76/x
  3. Step 3: Cross multiply
    7,030,788.64x = 9,702,564.68 × 4,130,301.76
  4. Step 4: Simplify right side
    7,030,788.64x = 40,074,519,974,317.84
  5. Step 5: Solve for x
    x = 40,074,519,974,317.84/7,030,788.64
  6. Step 6: Final answer
    x = 5,699,861.29

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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.