Home / 77,472,021.60-116,208,032.40-26,411,695.20

Finding the Fourth Proportional to 77,472,021.60, 116,208,032.40 and 26,411,695.20

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Solution

The fourth proportional to 77,472,021.60, 116,208,032.40 and 26,411,695.20 is: 39,617,542.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,472,021.60 : 116,208,032.40 = 26,411,695.20 : x
  2. Step 2: Convert to fraction form
    77,472,021.60/116,208,032.40 = 26,411,695.20/x
  3. Step 3: Cross multiply
    77,472,021.60x = 116,208,032.40 × 26,411,695.20
  4. Step 4: Simplify right side
    77,472,021.60x = 3,069,251,131,540,524.50
  5. Step 5: Solve for x
    x = 3,069,251,131,540,524.50/77,472,021.60
  6. Step 6: Final answer
    x = 39,617,542.80

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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.