Home / 14,487,818.94-19,988,830.18-8,684,483.22

Finding the Fourth Proportional to 14,487,818.94, 19,988,830.18 and 8,684,483.22

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Solution

The fourth proportional to 14,487,818.94, 19,988,830.18 and 8,684,483.22 is: 11,981,973.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,818.94 : 19,988,830.18 = 8,684,483.22 : x
  2. Step 2: Convert to fraction form
    14,487,818.94/19,988,830.18 = 8,684,483.22/x
  3. Step 3: Cross multiply
    14,487,818.94x = 19,988,830.18 × 8,684,483.22
  4. Step 4: Simplify right side
    14,487,818.94x = 173,592,660,285,639.59
  5. Step 5: Solve for x
    x = 173,592,660,285,639.59/14,487,818.94
  6. Step 6: Final answer
    x = 11,981,973.34

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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.