Home / 15,509,991.90-23,275,485.45-6,985,940.70

Finding the Fourth Proportional to 15,509,991.90, 23,275,485.45 and 6,985,940.70

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Solution

The fourth proportional to 15,509,991.90, 23,275,485.45 and 6,985,940.70 is: 10,483,639.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,509,991.90 : 23,275,485.45 = 6,985,940.70 : x
  2. Step 2: Convert to fraction form
    15,509,991.90/23,275,485.45 = 6,985,940.70/x
  3. Step 3: Cross multiply
    15,509,991.90x = 23,275,485.45 × 6,985,940.70
  4. Step 4: Simplify right side
    15,509,991.90x = 162,601,161,117,412.81
  5. Step 5: Solve for x
    x = 162,601,161,117,412.81/15,509,991.90
  6. Step 6: Final answer
    x = 10,483,639.33

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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.