Home / 13,793,253.80-19,035,280.78-7,681,682.30

Finding the Fourth Proportional to 13,793,253.80, 19,035,280.78 and 7,681,682.30

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Solution

The fourth proportional to 13,793,253.80, 19,035,280.78 and 7,681,682.30 is: 10,601,050.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793,253.80 : 19,035,280.78 = 7,681,682.30 : x
  2. Step 2: Convert to fraction form
    13,793,253.80/19,035,280.78 = 7,681,682.30/x
  3. Step 3: Cross multiply
    13,793,253.80x = 19,035,280.78 × 7,681,682.30
  4. Step 4: Simplify right side
    13,793,253.80x = 146,222,979,443,256.19
  5. Step 5: Solve for x
    x = 146,222,979,443,256.19/13,793,253.80
  6. Step 6: Final answer
    x = 10,601,050.45

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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.