Home / 7,408,457.96-11,105,109.02-5,012,555.56

Finding the Fourth Proportional to 7,408,457.96, 11,105,109.02 and 5,012,555.56

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Solution

The fourth proportional to 7,408,457.96, 11,105,109.02 and 5,012,555.56 is: 7,513,706.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408,457.96 : 11,105,109.02 = 5,012,555.56 : x
  2. Step 2: Convert to fraction form
    7,408,457.96/11,105,109.02 = 5,012,555.56/x
  3. Step 3: Cross multiply
    7,408,457.96x = 11,105,109.02 × 5,012,555.56
  4. Step 4: Simplify right side
    7,408,457.96x = 55,664,975,962,607.14
  5. Step 5: Solve for x
    x = 55,664,975,962,607.14/7,408,457.96
  6. Step 6: Final answer
    x = 7,513,706.13

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1.5x scale

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.