Home / 14,042,978.98-21,030,416.43-9,712,876.66

Finding the Fourth Proportional to 14,042,978.98, 21,030,416.43 and 9,712,876.66

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Solution

The fourth proportional to 14,042,978.98, 21,030,416.43 and 9,712,876.66 is: 14,545,762.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,978.98 : 21,030,416.43 = 9,712,876.66 : x
  2. Step 2: Convert to fraction form
    14,042,978.98/21,030,416.43 = 9,712,876.66/x
  3. Step 3: Cross multiply
    14,042,978.98x = 21,030,416.43 × 9,712,876.66
  4. Step 4: Simplify right side
    14,042,978.98x = 204,265,840,893,027.53
  5. Step 5: Solve for x
    x = 204,265,840,893,027.53/14,042,978.98
  6. Step 6: Final answer
    x = 14,545,762.77

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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.