Home / 14,430,354.35-19,913,642.96-7,814,889.11

Finding the Fourth Proportional to 14,430,354.35, 19,913,642.96 and 7,814,889.11

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Solution

The fourth proportional to 14,430,354.35, 19,913,642.96 and 7,814,889.11 is: 10,784,413.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430,354.35 : 19,913,642.96 = 7,814,889.11 : x
  2. Step 2: Convert to fraction form
    14,430,354.35/19,913,642.96 = 7,814,889.11/x
  3. Step 3: Cross multiply
    14,430,354.35x = 19,913,642.96 × 7,814,889.11
  4. Step 4: Simplify right side
    14,430,354.35x = 155,622,911,577,853.47
  5. Step 5: Solve for x
    x = 155,622,911,577,853.47/14,430,354.35
  6. Step 6: Final answer
    x = 10,784,413.73

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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.