Home / 30,214,375.38-45,317,009.67-19,360,413.12

Finding the Fourth Proportional to 30,214,375.38, 45,317,009.67 and 19,360,413.12

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Solution

The fourth proportional to 30,214,375.38, 45,317,009.67 and 19,360,413.12 is: 29,037,702.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214,375.38 : 45,317,009.67 = 19,360,413.12 : x
  2. Step 2: Convert to fraction form
    30,214,375.38/45,317,009.67 = 19,360,413.12/x
  3. Step 3: Cross multiply
    30,214,375.38x = 45,317,009.67 × 19,360,413.12
  4. Step 4: Simplify right side
    30,214,375.38x = 877,356,028,574,235
  5. Step 5: Solve for x
    x = 877,356,028,574,235/30,214,375.38
  6. Step 6: Final answer
    x = 29,037,702.01

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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.