Home / 15,526,606.18-21,426,804.37-9,004,108.32

Finding the Fourth Proportional to 15,526,606.18, 21,426,804.37 and 9,004,108.32

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Solution

The fourth proportional to 15,526,606.18, 21,426,804.37 and 9,004,108.32 is: 12,425,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526,606.18 : 21,426,804.37 = 9,004,108.32 : x
  2. Step 2: Convert to fraction form
    15,526,606.18/21,426,804.37 = 9,004,108.32/x
  3. Step 3: Cross multiply
    15,526,606.18x = 21,426,804.37 × 9,004,108.32
  4. Step 4: Simplify right side
    15,526,606.18x = 192,929,267,498,929.38
  5. Step 5: Solve for x
    x = 192,929,267,498,929.38/15,526,606.18
  6. Step 6: Final answer
    x = 12,425,720.42

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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.