Home / 30,849,368.40-46,278,077.76-11,415,949.92

Finding the Fourth Proportional to 30,849,368.40, 46,278,077.76 and 11,415,949.92

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Solution

The fourth proportional to 30,849,368.40, 46,278,077.76 and 11,415,949.92 is: 17,125,414.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,849,368.40 : 46,278,077.76 = 11,415,949.92 : x
  2. Step 2: Convert to fraction form
    30,849,368.40/46,278,077.76 = 11,415,949.92/x
  3. Step 3: Cross multiply
    30,849,368.40x = 46,278,077.76 × 11,415,949.92
  4. Step 4: Simplify right side
    30,849,368.40x = 528,308,218,102,025.75
  5. Step 5: Solve for x
    x = 528,308,218,102,025.75/30,849,368.40
  6. Step 6: Final answer
    x = 17,125,414.41

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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.