Home / 19,895,279.63-29,842,916.96-5,518,347.44

Finding the Fourth Proportional to 19,895,279.63, 29,842,916.96 and 5,518,347.44

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Solution

The fourth proportional to 19,895,279.63, 29,842,916.96 and 5,518,347.44 is: 8,277,520.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,895,279.63 : 29,842,916.96 = 5,518,347.44 : x
  2. Step 2: Convert to fraction form
    19,895,279.63/29,842,916.96 = 5,518,347.44/x
  3. Step 3: Cross multiply
    19,895,279.63x = 29,842,916.96 × 5,518,347.44
  4. Step 4: Simplify right side
    19,895,279.63x = 164,683,584,272,929.84
  5. Step 5: Solve for x
    x = 164,683,584,272,929.84/19,895,279.63
  6. Step 6: Final answer
    x = 8,277,520.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.