Home / 8,887,602.70-12,265,889.16-5,020,372.92

Finding the Fourth Proportional to 8,887,602.70, 12,265,889.16 and 5,020,372.92

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Solution

The fourth proportional to 8,887,602.70, 12,265,889.16 and 5,020,372.92 is: 6,928,678.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887,602.70 : 12,265,889.16 = 5,020,372.92 : x
  2. Step 2: Convert to fraction form
    8,887,602.70/12,265,889.16 = 5,020,372.92/x
  3. Step 3: Cross multiply
    8,887,602.70x = 12,265,889.16 × 5,020,372.92
  4. Step 4: Simplify right side
    8,887,602.70x = 61,579,337,778,585.55
  5. Step 5: Solve for x
    x = 61,579,337,778,585.55/8,887,602.70
  6. Step 6: Final answer
    x = 6,928,678.05

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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.