Home / 82,689,862.42-124,025,345.79-22,110,312.34

Finding the Fourth Proportional to 82,689,862.42, 124,025,345.79 and 22,110,312.34

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Solution

The fourth proportional to 82,689,862.42, 124,025,345.79 and 22,110,312.34 is: 33,162,942.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,689,862.42 : 124,025,345.79 = 22,110,312.34 : x
  2. Step 2: Convert to fraction form
    82,689,862.42/124,025,345.79 = 22,110,312.34/x
  3. Step 3: Cross multiply
    82,689,862.42x = 124,025,345.79 × 22,110,312.34
  4. Step 4: Simplify right side
    82,689,862.42x = 2,742,239,133,493,404
  5. Step 5: Solve for x
    x = 2,742,239,133,493,404/82,689,862.42
  6. Step 6: Final answer
    x = 33,162,942.27

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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.