Home / 14,339,018.07-21,487,663.10-8,862,420.15

Finding the Fourth Proportional to 14,339,018.07, 21,487,663.10 and 8,862,420.15

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Solution

The fourth proportional to 14,339,018.07, 21,487,663.10 and 8,862,420.15 is: 13,280,734.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,018.07 : 21,487,663.10 = 8,862,420.15 : x
  2. Step 2: Convert to fraction form
    14,339,018.07/21,487,663.10 = 8,862,420.15/x
  3. Step 3: Cross multiply
    14,339,018.07x = 21,487,663.10 × 8,862,420.15
  4. Step 4: Simplify right side
    14,339,018.07x = 190,432,698,456,007.50
  5. Step 5: Solve for x
    x = 190,432,698,456,007.50/14,339,018.07
  6. Step 6: Final answer
    x = 13,280,734.95

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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.