Home / 15,562,943.83-21,478,756.04-9,036,573.09

Finding the Fourth Proportional to 15,562,943.83, 21,478,756.04 and 9,036,573.09

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Solution

The fourth proportional to 15,562,943.83, 21,478,756.04 and 9,036,573.09 is: 12,471,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,562,943.83 : 21,478,756.04 = 9,036,573.09 : x
  2. Step 2: Convert to fraction form
    15,562,943.83/21,478,756.04 = 9,036,573.09/x
  3. Step 3: Cross multiply
    15,562,943.83x = 21,478,756.04 × 9,036,573.09
  4. Step 4: Simplify right side
    15,562,943.83x = 194,094,348,837,738.94
  5. Step 5: Solve for x
    x = 194,094,348,837,738.94/15,562,943.83
  6. Step 6: Final answer
    x = 12,471,570.35

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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.