Home / 51,603,798.24-71,213,220.64-28,398,925.12

Finding the Fourth Proportional to 51,603,798.24, 71,213,220.64 and 28,398,925.12

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Solution

The fourth proportional to 51,603,798.24, 71,213,220.64 and 28,398,925.12 is: 39,190,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603,798.24 : 71,213,220.64 = 28,398,925.12 : x
  2. Step 2: Convert to fraction form
    51,603,798.24/71,213,220.64 = 28,398,925.12/x
  3. Step 3: Cross multiply
    51,603,798.24x = 71,213,220.64 × 28,398,925.12
  4. Step 4: Simplify right side
    51,603,798.24x = 2,022,378,920,509,398.50
  5. Step 5: Solve for x
    x = 2,022,378,920,509,398.50/51,603,798.24
  6. Step 6: Final answer
    x = 39,190,505.15

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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.