Home / 10,509,007.05-15,750,730.53-7,435,883.27

Finding the Fourth Proportional to 10,509,007.05, 15,750,730.53 and 7,435,883.27

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Solution

The fourth proportional to 10,509,007.05, 15,750,730.53 and 7,435,883.27 is: 11,144,782.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509,007.05 : 15,750,730.53 = 7,435,883.27 : x
  2. Step 2: Convert to fraction form
    10,509,007.05/15,750,730.53 = 7,435,883.27/x
  3. Step 3: Cross multiply
    10,509,007.05x = 15,750,730.53 × 7,435,883.27
  4. Step 4: Simplify right side
    10,509,007.05x = 117,120,593,638,305.22
  5. Step 5: Solve for x
    x = 117,120,593,638,305.22/10,509,007.05
  6. Step 6: Final answer
    x = 11,144,782.10

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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.