Home / 14,021,395.23-19,352,753.95-8,222,045.32

Finding the Fourth Proportional to 14,021,395.23, 19,352,753.95 and 8,222,045.32

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Solution

The fourth proportional to 14,021,395.23, 19,352,753.95 and 8,222,045.32 is: 11,348,315.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,395.23 : 19,352,753.95 = 8,222,045.32 : x
  2. Step 2: Convert to fraction form
    14,021,395.23/19,352,753.95 = 8,222,045.32/x
  3. Step 3: Cross multiply
    14,021,395.23x = 19,352,753.95 × 8,222,045.32
  4. Step 4: Simplify right side
    14,021,395.23x = 159,119,219,974,772.03
  5. Step 5: Solve for x
    x = 159,119,219,974,772.03/14,021,395.23
  6. Step 6: Final answer
    x = 11,348,315.72

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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.