Home / 89,427,113.14-134,140,502.28-28,020,972.77

Finding the Fourth Proportional to 89,427,113.14, 134,140,502.28 and 28,020,972.77

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Solution

The fourth proportional to 89,427,113.14, 134,140,502.28 and 28,020,972.77 is: 42,031,406.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,427,113.14 : 134,140,502.28 = 28,020,972.77 : x
  2. Step 2: Convert to fraction form
    89,427,113.14/134,140,502.28 = 28,020,972.77/x
  3. Step 3: Cross multiply
    89,427,113.14x = 134,140,502.28 × 28,020,972.77
  4. Step 4: Simplify right side
    89,427,113.14x = 3,758,747,361,742,003
  5. Step 5: Solve for x
    x = 3,758,747,361,742,003/89,427,113.14
  6. Step 6: Final answer
    x = 42,031,406.69

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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.