Home / 15,355,816.59-23,038,029.23-6,720,669.57

Finding the Fourth Proportional to 15,355,816.59, 23,038,029.23 and 6,720,669.57

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Solution

The fourth proportional to 15,355,816.59, 23,038,029.23 and 6,720,669.57 is: 10,082,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355,816.59 : 23,038,029.23 = 6,720,669.57 : x
  2. Step 2: Convert to fraction form
    15,355,816.59/23,038,029.23 = 6,720,669.57/x
  3. Step 3: Cross multiply
    15,355,816.59x = 23,038,029.23 × 6,720,669.57
  4. Step 4: Simplify right side
    15,355,816.59x = 154,830,981,965,228.19
  5. Step 5: Solve for x
    x = 154,830,981,965,228.19/15,355,816.59
  6. Step 6: Final answer
    x = 10,082,888.20

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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.