Home / 8,602,060.72-11,870,843.10-4,681,844.95

Finding the Fourth Proportional to 8,602,060.72, 11,870,843.10 and 4,681,844.95

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Solution

The fourth proportional to 8,602,060.72, 11,870,843.10 and 4,681,844.95 is: 6,460,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,602,060.72 : 11,870,843.10 = 4,681,844.95 : x
  2. Step 2: Convert to fraction form
    8,602,060.72/11,870,843.10 = 4,681,844.95/x
  3. Step 3: Cross multiply
    8,602,060.72x = 11,870,843.10 × 4,681,844.95
  4. Step 4: Simplify right side
    8,602,060.72x = 55,577,446,819,977.34
  5. Step 5: Solve for x
    x = 55,577,446,819,977.34/8,602,060.72
  6. Step 6: Final answer
    x = 6,460,945.65

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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.