Home / 38,888,907.40-58,296,036.30-30,248,216.20

Finding the Fourth Proportional to 38,888,907.40, 58,296,036.30 and 30,248,216.20

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Solution

The fourth proportional to 38,888,907.40, 58,296,036.30 and 30,248,216.20 is: 45,343,292.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,888,907.40 : 58,296,036.30 = 30,248,216.20 : x
  2. Step 2: Convert to fraction form
    38,888,907.40/58,296,036.30 = 30,248,216.20/x
  3. Step 3: Cross multiply
    38,888,907.40x = 58,296,036.30 × 30,248,216.20
  4. Step 4: Simplify right side
    38,888,907.40x = 1,763,351,109,605,448
  5. Step 5: Solve for x
    x = 1,763,351,109,605,448/38,888,907.40
  6. Step 6: Final answer
    x = 45,343,292.66

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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.