Home / 19,728,045.45-29,592,068.18-5,544,621.45

Finding the Fourth Proportional to 19,728,045.45, 29,592,068.18 and 5,544,621.45

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Solution

The fourth proportional to 19,728,045.45, 29,592,068.18 and 5,544,621.45 is: 8,316,932.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,728,045.45 : 29,592,068.18 = 5,544,621.45 : x
  2. Step 2: Convert to fraction form
    19,728,045.45/29,592,068.18 = 5,544,621.45/x
  3. Step 3: Cross multiply
    19,728,045.45x = 29,592,068.18 × 5,544,621.45
  4. Step 4: Simplify right side
    19,728,045.45x = 164,076,815,952,967.38
  5. Step 5: Solve for x
    x = 164,076,815,952,967.38/19,728,045.45
  6. Step 6: Final answer
    x = 8,316,932.18

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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.