Home / 9,128,027.70-12,596,678.96-4,998,319.25

Finding the Fourth Proportional to 9,128,027.70, 12,596,678.96 and 4,998,319.25

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Solution

The fourth proportional to 9,128,027.70, 12,596,678.96 and 4,998,319.25 is: 6,897,680.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,027.70 : 12,596,678.96 = 4,998,319.25 : x
  2. Step 2: Convert to fraction form
    9,128,027.70/12,596,678.96 = 4,998,319.25/x
  3. Step 3: Cross multiply
    9,128,027.70x = 12,596,678.96 × 4,998,319.25
  4. Step 4: Simplify right side
    9,128,027.70x = 62,962,222,843,862.99
  5. Step 5: Solve for x
    x = 62,962,222,843,862.99/9,128,027.70
  6. Step 6: Final answer
    x = 6,897,680.96

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1.5x scale

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.