Home / 14,394,697.61-19,864,134.10-7,868,271.65

Finding the Fourth Proportional to 14,394,697.61, 19,864,134.10 and 7,868,271.65

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Solution

The fourth proportional to 14,394,697.61, 19,864,134.10 and 7,868,271.65 is: 10,857,915.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,394,697.61 : 19,864,134.10 = 7,868,271.65 : x
  2. Step 2: Convert to fraction form
    14,394,697.61/19,864,134.10 = 7,868,271.65/x
  3. Step 3: Cross multiply
    14,394,697.61x = 19,864,134.10 × 7,868,271.65
  4. Step 4: Simplify right side
    14,394,697.61x = 156,296,403,190,828.28
  5. Step 5: Solve for x
    x = 156,296,403,190,828.28/14,394,697.61
  6. Step 6: Final answer
    x = 10,857,915.01

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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.