Home / 8,173,237.95-11,279,125.95-4,688,728.77

Finding the Fourth Proportional to 8,173,237.95, 11,279,125.95 and 4,688,728.77

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Solution

The fourth proportional to 8,173,237.95, 11,279,125.95 and 4,688,728.77 is: 6,470,478.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173,237.95 : 11,279,125.95 = 4,688,728.77 : x
  2. Step 2: Convert to fraction form
    8,173,237.95/11,279,125.95 = 4,688,728.77/x
  3. Step 3: Cross multiply
    8,173,237.95x = 11,279,125.95 × 4,688,728.77
  4. Step 4: Simplify right side
    8,173,237.95x = 52,884,762,342,218.57
  5. Step 5: Solve for x
    x = 52,884,762,342,218.57/8,173,237.95
  6. Step 6: Final answer
    x = 6,470,478.73

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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.