Home / 14,386,996.16-19,853,823-7,860,485.60

Finding the Fourth Proportional to 14,386,996.16, 19,853,823 and 7,860,485.60

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Solution

The fourth proportional to 14,386,996.16, 19,853,823 and 7,860,485.60 is: 10,847,343.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,386,996.16 : 19,853,823 = 7,860,485.60 : x
  2. Step 2: Convert to fraction form
    14,386,996.16/19,853,823 = 7,860,485.60/x
  3. Step 3: Cross multiply
    14,386,996.16x = 19,853,823 × 7,860,485.60
  4. Step 4: Simplify right side
    14,386,996.16x = 156,060,689,796,448.78
  5. Step 5: Solve for x
    x = 156,060,689,796,448.78/14,386,996.16
  6. Step 6: Final answer
    x = 10,847,343.54

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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.