Home / 52,087,916.37-71,876,143.53-30,068,509.67

Finding the Fourth Proportional to 52,087,916.37, 71,876,143.53 and 30,068,509.67

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Solution

The fourth proportional to 52,087,916.37, 71,876,143.53 and 30,068,509.67 is: 41,491,552.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,087,916.37 : 71,876,143.53 = 30,068,509.67 : x
  2. Step 2: Convert to fraction form
    52,087,916.37/71,876,143.53 = 30,068,509.67/x
  3. Step 3: Cross multiply
    52,087,916.37x = 71,876,143.53 × 30,068,509.67
  4. Step 4: Simplify right side
    52,087,916.37x = 2,161,208,517,038,501
  5. Step 5: Solve for x
    x = 2,161,208,517,038,501/52,087,916.37
  6. Step 6: Final answer
    x = 41,491,552.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.