Home / 77,972,483.84-116,966,559.36-26,847,737.60

Finding the Fourth Proportional to 77,972,483.84, 116,966,559.36 and 26,847,737.60

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Solution

The fourth proportional to 77,972,483.84, 116,966,559.36 and 26,847,737.60 is: 40,274,303.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,972,483.84 : 116,966,559.36 = 26,847,737.60 : x
  2. Step 2: Convert to fraction form
    77,972,483.84/116,966,559.36 = 26,847,737.60/x
  3. Step 3: Cross multiply
    77,972,483.84x = 116,966,559.36 × 26,847,737.60
  4. Step 4: Simplify right side
    77,972,483.84x = 3,140,287,493,672,104
  5. Step 5: Solve for x
    x = 3,140,287,493,672,104/77,972,483.84
  6. Step 6: Final answer
    x = 40,274,303.69

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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.