Home / 22,880,211.12-31,579,274.01-13,592,939.28

Finding the Fourth Proportional to 22,880,211.12, 31,579,274.01 and 13,592,939.28

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Solution

The fourth proportional to 22,880,211.12, 31,579,274.01 and 13,592,939.28 is: 18,760,978.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,880,211.12 : 31,579,274.01 = 13,592,939.28 : x
  2. Step 2: Convert to fraction form
    22,880,211.12/31,579,274.01 = 13,592,939.28/x
  3. Step 3: Cross multiply
    22,880,211.12x = 31,579,274.01 × 13,592,939.28
  4. Step 4: Simplify right side
    22,880,211.12x = 429,255,154,124,412.12
  5. Step 5: Solve for x
    x = 429,255,154,124,412.12/22,880,211.12
  6. Step 6: Final answer
    x = 18,760,978.73

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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.