Home / 78,614,245.40-117,917,077.58-24,026,812.47

Finding the Fourth Proportional to 78,614,245.40, 117,917,077.58 and 24,026,812.47

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Solution

The fourth proportional to 78,614,245.40, 117,917,077.58 and 24,026,812.47 is: 36,038,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,614,245.40 : 117,917,077.58 = 24,026,812.47 : x
  2. Step 2: Convert to fraction form
    78,614,245.40/117,917,077.58 = 24,026,812.47/x
  3. Step 3: Cross multiply
    78,614,245.40x = 117,917,077.58 × 24,026,812.47
  4. Step 4: Simplify right side
    78,614,245.40x = 2,833,171,509,904,967.50
  5. Step 5: Solve for x
    x = 2,833,171,509,904,967.50/78,614,245.40
  6. Step 6: Final answer
    x = 36,038,907.40

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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.