Home / 14,273,342.42-19,696,685.49-7,746,831.72

Finding the Fourth Proportional to 14,273,342.42, 19,696,685.49 and 7,746,831.72

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Solution

The fourth proportional to 14,273,342.42, 19,696,685.49 and 7,746,831.72 is: 10,690,341.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,342.42 : 19,696,685.49 = 7,746,831.72 : x
  2. Step 2: Convert to fraction form
    14,273,342.42/19,696,685.49 = 7,746,831.72/x
  3. Step 3: Cross multiply
    14,273,342.42x = 19,696,685.49 × 7,746,831.72
  4. Step 4: Simplify right side
    14,273,342.42x = 152,586,907,932,795.72
  5. Step 5: Solve for x
    x = 152,586,907,932,795.72/14,273,342.42
  6. Step 6: Final answer
    x = 10,690,341.72

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1.5x scale

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.