Home / 14,007,921-19,331,226.23-7,896,349.50

Finding the Fourth Proportional to 14,007,921, 19,331,226.23 and 7,896,349.50

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Solution

The fourth proportional to 14,007,921, 19,331,226.23 and 7,896,349.50 is: 10,897,128.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007,921 : 19,331,226.23 = 7,896,349.50 : x
  2. Step 2: Convert to fraction form
    14,007,921/19,331,226.23 = 7,896,349.50/x
  3. Step 3: Cross multiply
    14,007,921x = 19,331,226.23 × 7,896,349.50
  4. Step 4: Simplify right side
    14,007,921x = 152,646,118,536,165.66
  5. Step 5: Solve for x
    x = 152,646,118,536,165.66/14,007,921
  6. Step 6: Final answer
    x = 10,897,128.74

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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.