Home / 10,130,247.78-13,979,746.26-5,484,032.70

Finding the Fourth Proportional to 10,130,247.78, 13,979,746.26 and 5,484,032.70

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Solution

The fourth proportional to 10,130,247.78, 13,979,746.26 and 5,484,032.70 is: 7,567,967.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130,247.78 : 13,979,746.26 = 5,484,032.70 : x
  2. Step 2: Convert to fraction form
    10,130,247.78/13,979,746.26 = 5,484,032.70/x
  3. Step 3: Cross multiply
    10,130,247.78x = 13,979,746.26 × 5,484,032.70
  4. Step 4: Simplify right side
    10,130,247.78x = 76,665,385,627,542.70
  5. Step 5: Solve for x
    x = 76,665,385,627,542.70/10,130,247.78
  6. Step 6: Final answer
    x = 7,567,967.47

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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.