Home / 8,117,856.08-11,202,723.72-4,897,970

Finding the Fourth Proportional to 8,117,856.08, 11,202,723.72 and 4,897,970

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Solution

The fourth proportional to 8,117,856.08, 11,202,723.72 and 4,897,970 is: 6,759,248.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117,856.08 : 11,202,723.72 = 4,897,970 : x
  2. Step 2: Convert to fraction form
    8,117,856.08/11,202,723.72 = 4,897,970/x
  3. Step 3: Cross multiply
    8,117,856.08x = 11,202,723.72 × 4,897,970
  4. Step 4: Simplify right side
    8,117,856.08x = 54,870,604,698,848.41
  5. Step 5: Solve for x
    x = 54,870,604,698,848.41/8,117,856.08
  6. Step 6: Final answer
    x = 6,759,248.27

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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.