Home / 78,774,239.77-118,178,926.73-24,192,333.52

Finding the Fourth Proportional to 78,774,239.77, 118,178,926.73 and 24,192,333.52

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Solution

The fourth proportional to 78,774,239.77, 118,178,926.73 and 24,192,333.52 is: 36,293,895.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,774,239.77 : 118,178,926.73 = 24,192,333.52 : x
  2. Step 2: Convert to fraction form
    78,774,239.77/118,178,926.73 = 24,192,333.52/x
  3. Step 3: Cross multiply
    78,774,239.77x = 118,178,926.73 × 24,192,333.52
  4. Step 4: Simplify right side
    78,774,239.77x = 2,859,024,010,487,803
  5. Step 5: Solve for x
    x = 2,859,024,010,487,803/78,774,239.77
  6. Step 6: Final answer
    x = 36,293,895.30

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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.