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Finding the Fourth Proportional to 24,962,762.40, 37,472,137.20 and 19,308,055.20

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Solution

The fourth proportional to 24,962,762.40, 37,472,137.20 and 19,308,055.20 is: 28,983,735.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,962,762.40 : 37,472,137.20 = 19,308,055.20 : x
  2. Step 2: Convert to fraction form
    24,962,762.40/37,472,137.20 = 19,308,055.20/x
  3. Step 3: Cross multiply
    24,962,762.40x = 37,472,137.20 × 19,308,055.20
  4. Step 4: Simplify right side
    24,962,762.40x = 723,514,093,519,573.50
  5. Step 5: Solve for x
    x = 723,514,093,519,573.50/24,962,762.40
  6. Step 6: Final answer
    x = 28,983,735.13

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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.