Home / 31,006,512.70-46,509,769.05-15,889,968.70

Finding the Fourth Proportional to 31,006,512.70, 46,509,769.05 and 15,889,968.70

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Solution

The fourth proportional to 31,006,512.70, 46,509,769.05 and 15,889,968.70 is: 23,834,953.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,006,512.70 : 46,509,769.05 = 15,889,968.70 : x
  2. Step 2: Convert to fraction form
    31,006,512.70/46,509,769.05 = 15,889,968.70/x
  3. Step 3: Cross multiply
    31,006,512.70x = 46,509,769.05 × 15,889,968.70
  4. Step 4: Simplify right side
    31,006,512.70x = 739,038,774,448,728.62
  5. Step 5: Solve for x
    x = 739,038,774,448,728.62/31,006,512.70
  6. Step 6: Final answer
    x = 23,834,953.05

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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.