Home / 14,386,907.32-19,853,697.47-7,860,396.31

Finding the Fourth Proportional to 14,386,907.32, 19,853,697.47 and 7,860,396.31

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Solution

The fourth proportional to 14,386,907.32, 19,853,697.47 and 7,860,396.31 is: 10,847,218.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,386,907.32 : 19,853,697.47 = 7,860,396.31 : x
  2. Step 2: Convert to fraction form
    14,386,907.32/19,853,697.47 = 7,860,396.31/x
  3. Step 3: Cross multiply
    14,386,907.32x = 19,853,697.47 × 7,860,396.31
  4. Step 4: Simplify right side
    14,386,907.32x = 156,057,930,233,775.84
  5. Step 5: Solve for x
    x = 156,057,930,233,775.84/14,386,907.32
  6. Step 6: Final answer
    x = 10,847,218.71

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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.