Home / 14,443,400.59-19,932,133.64-7,828,200.32

Finding the Fourth Proportional to 14,443,400.59, 19,932,133.64 and 7,828,200.32

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Solution

The fourth proportional to 14,443,400.59, 19,932,133.64 and 7,828,200.32 is: 10,803,046.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443,400.59 : 19,932,133.64 = 7,828,200.32 : x
  2. Step 2: Convert to fraction form
    14,443,400.59/19,932,133.64 = 7,828,200.32/x
  3. Step 3: Cross multiply
    14,443,400.59x = 19,932,133.64 × 7,828,200.32
  4. Step 4: Simplify right side
    14,443,400.59x = 156,032,734,938,930.78
  5. Step 5: Solve for x
    x = 156,032,734,938,930.78/14,443,400.59
  6. Step 6: Final answer
    x = 10,803,046.97

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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.