Home / 19,422,855.04-26,803,541.28-10,721,029.72

Finding the Fourth Proportional to 19,422,855.04, 26,803,541.28 and 10,721,029.72

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Solution

The fourth proportional to 19,422,855.04, 26,803,541.28 and 10,721,029.72 is: 14,795,021.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,855.04 : 26,803,541.28 = 10,721,029.72 : x
  2. Step 2: Convert to fraction form
    19,422,855.04/26,803,541.28 = 10,721,029.72/x
  3. Step 3: Cross multiply
    19,422,855.04x = 26,803,541.28 × 10,721,029.72
  4. Step 4: Simplify right side
    19,422,855.04x = 287,361,562,664,126.88
  5. Step 5: Solve for x
    x = 287,361,562,664,126.88/19,422,855.04
  6. Step 6: Final answer
    x = 14,795,021.74

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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.