Home / 10,295,919.36-14,208,179.76-5,712,142.32

Finding the Fourth Proportional to 10,295,919.36, 14,208,179.76 and 5,712,142.32

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Solution

The fourth proportional to 10,295,919.36, 14,208,179.76 and 5,712,142.32 is: 7,882,651.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295,919.36 : 14,208,179.76 = 5,712,142.32 : x
  2. Step 2: Convert to fraction form
    10,295,919.36/14,208,179.76 = 5,712,142.32/x
  3. Step 3: Cross multiply
    10,295,919.36x = 14,208,179.76 × 5,712,142.32
  4. Step 4: Simplify right side
    10,295,919.36x = 81,159,144,897,263.45
  5. Step 5: Solve for x
    x = 81,159,144,897,263.45/10,295,919.36
  6. Step 6: Final answer
    x = 7,882,651.57

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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.