Home / 19,636,445.31-29,408,004.48-9,890,398.63

Finding the Fourth Proportional to 19,636,445.31, 29,408,004.48 and 9,890,398.63

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Solution

The fourth proportional to 19,636,445.31, 29,408,004.48 and 9,890,398.63 is: 14,812,094.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636,445.31 : 29,408,004.48 = 9,890,398.63 : x
  2. Step 2: Convert to fraction form
    19,636,445.31/29,408,004.48 = 9,890,398.63/x
  3. Step 3: Cross multiply
    19,636,445.31x = 29,408,004.48 × 9,890,398.63
  4. Step 4: Simplify right side
    19,636,445.31x = 290,856,887,293,874.88
  5. Step 5: Solve for x
    x = 290,856,887,293,874.88/19,636,445.31
  6. Step 6: Final answer
    x = 14,812,094.69

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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.