Home / 19,426,142.50-26,807,372.52-10,724,127.82

Finding the Fourth Proportional to 19,426,142.50, 26,807,372.52 and 10,724,127.82

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Solution

The fourth proportional to 19,426,142.50, 26,807,372.52 and 10,724,127.82 is: 14,798,907.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426,142.50 : 26,807,372.52 = 10,724,127.82 : x
  2. Step 2: Convert to fraction form
    19,426,142.50/26,807,372.52 = 10,724,127.82/x
  3. Step 3: Cross multiply
    19,426,142.50x = 26,807,372.52 × 10,724,127.82
  4. Step 4: Simplify right side
    19,426,142.50x = 287,485,689,422,835.50
  5. Step 5: Solve for x
    x = 287,485,689,422,835.50/19,426,142.50
  6. Step 6: Final answer
    x = 14,798,907.68

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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.