Home / 72,114,767.58-99,552,695.58-48,313,378.02

Finding the Fourth Proportional to 72,114,767.58, 99,552,695.58 and 48,313,378.02

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Solution

The fourth proportional to 72,114,767.58, 99,552,695.58 and 48,313,378.02 is: 66,695,451.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,114,767.58 : 99,552,695.58 = 48,313,378.02 : x
  2. Step 2: Convert to fraction form
    72,114,767.58/99,552,695.58 = 48,313,378.02/x
  3. Step 3: Cross multiply
    72,114,767.58x = 99,552,695.58 × 48,313,378.02
  4. Step 4: Simplify right side
    72,114,767.58x = 4,809,727,014,466,523
  5. Step 5: Solve for x
    x = 4,809,727,014,466,523/72,114,767.58
  6. Step 6: Final answer
    x = 66,695,451.93

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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.