Home / 10,584,025.80-15,885,369.90-9,072,371.40

Finding the Fourth Proportional to 10,584,025.80, 15,885,369.90 and 9,072,371.40

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Solution

The fourth proportional to 10,584,025.80, 15,885,369.90 and 9,072,371.40 is: 13,616,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,584,025.80 : 15,885,369.90 = 9,072,371.40 : x
  2. Step 2: Convert to fraction form
    10,584,025.80/15,885,369.90 = 9,072,371.40/x
  3. Step 3: Cross multiply
    10,584,025.80x = 15,885,369.90 × 9,072,371.40
  4. Step 4: Simplify right side
    10,584,025.80x = 144,117,975,559,180.88
  5. Step 5: Solve for x
    x = 144,117,975,559,180.88/10,584,025.80
  6. Step 6: Final answer
    x = 13,616,555.58

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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.