Home / 51,678,285.66-77,528,778.89-15,283,838.57

Finding the Fourth Proportional to 51,678,285.66, 77,528,778.89 and 15,283,838.57

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Solution

The fourth proportional to 51,678,285.66, 77,528,778.89 and 15,283,838.57 is: 22,929,114.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,678,285.66 : 77,528,778.89 = 15,283,838.57 : x
  2. Step 2: Convert to fraction form
    51,678,285.66/77,528,778.89 = 15,283,838.57/x
  3. Step 3: Cross multiply
    51,678,285.66x = 77,528,778.89 × 15,283,838.57
  4. Step 4: Simplify right side
    51,678,285.66x = 1,184,937,340,619,920.75
  5. Step 5: Solve for x
    x = 1,184,937,340,619,920.75/51,678,285.66
  6. Step 6: Final answer
    x = 22,929,114.72

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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.