Home / 67,574,725.92-101,362,087.08-31,172,346

Finding the Fourth Proportional to 67,574,725.92, 101,362,087.08 and 31,172,346

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Solution

The fourth proportional to 67,574,725.92, 101,362,087.08 and 31,172,346 is: 46,758,518.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,574,725.92 : 101,362,087.08 = 31,172,346 : x
  2. Step 2: Convert to fraction form
    67,574,725.92/101,362,087.08 = 31,172,346/x
  3. Step 3: Cross multiply
    67,574,725.92x = 101,362,087.08 × 31,172,346
  4. Step 4: Simplify right side
    67,574,725.92x = 3,159,694,049,739,889.50
  5. Step 5: Solve for x
    x = 3,159,694,049,739,889.50/67,574,725.92
  6. Step 6: Final answer
    x = 46,758,518.17

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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.