Home / 38,215,966.45-52,742,390.21-22,746,100.45

Finding the Fourth Proportional to 38,215,966.45, 52,742,390.21 and 22,746,100.45

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Solution

The fourth proportional to 38,215,966.45, 52,742,390.21 and 22,746,100.45 is: 31,392,211.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,215,966.45 : 52,742,390.21 = 22,746,100.45 : x
  2. Step 2: Convert to fraction form
    38,215,966.45/52,742,390.21 = 22,746,100.45/x
  3. Step 3: Cross multiply
    38,215,966.45x = 52,742,390.21 × 22,746,100.45
  4. Step 4: Simplify right side
    38,215,966.45x = 1,199,683,705,689,756.50
  5. Step 5: Solve for x
    x = 1,199,683,705,689,756.50/38,215,966.45
  6. Step 6: Final answer
    x = 31,392,211.61

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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.