Home / 76,875,950.08-105,992,463.36-49,325,271.04

Finding the Fourth Proportional to 76,875,950.08, 105,992,463.36 and 49,325,271.04

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Solution

The fourth proportional to 76,875,950.08, 105,992,463.36 and 49,325,271.04 is: 68,007,055.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,875,950.08 : 105,992,463.36 = 49,325,271.04 : x
  2. Step 2: Convert to fraction form
    76,875,950.08/105,992,463.36 = 49,325,271.04/x
  3. Step 3: Cross multiply
    76,875,950.08x = 105,992,463.36 × 49,325,271.04
  4. Step 4: Simplify right side
    76,875,950.08x = 5,228,106,983,429,269
  5. Step 5: Solve for x
    x = 5,228,106,983,429,269/76,875,950.08
  6. Step 6: Final answer
    x = 68,007,055.24

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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.