Home / 14,308,963.92-19,746,356.04-8,197,416.72

Finding the Fourth Proportional to 14,308,963.92, 19,746,356.04 and 8,197,416.72

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Solution

The fourth proportional to 14,308,963.92, 19,746,356.04 and 8,197,416.72 is: 11,312,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308,963.92 : 19,746,356.04 = 8,197,416.72 : x
  2. Step 2: Convert to fraction form
    14,308,963.92/19,746,356.04 = 8,197,416.72/x
  3. Step 3: Cross multiply
    14,308,963.92x = 19,746,356.04 × 8,197,416.72
  4. Step 4: Simplify right side
    14,308,963.92x = 161,869,109,161,368.97
  5. Step 5: Solve for x
    x = 161,869,109,161,368.97/14,308,963.92
  6. Step 6: Final answer
    x = 11,312,426.96

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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.