Home / 7,609,389.71-10,500,918.84-4,124,715.03

Finding the Fourth Proportional to 7,609,389.71, 10,500,918.84 and 4,124,715.03

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Solution

The fourth proportional to 7,609,389.71, 10,500,918.84 and 4,124,715.03 is: 5,692,085.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609,389.71 : 10,500,918.84 = 4,124,715.03 : x
  2. Step 2: Convert to fraction form
    7,609,389.71/10,500,918.84 = 4,124,715.03/x
  3. Step 3: Cross multiply
    7,609,389.71x = 10,500,918.84 × 4,124,715.03
  4. Step 4: Simplify right side
    7,609,389.71x = 43,313,297,768,158.16
  5. Step 5: Solve for x
    x = 43,313,297,768,158.16/7,609,389.71
  6. Step 6: Final answer
    x = 5,692,085.63

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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.