Home / 19,012,630.53-28,514,955.01-5,362,584.74

Finding the Fourth Proportional to 19,012,630.53, 28,514,955.01 and 5,362,584.74

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Solution

The fourth proportional to 19,012,630.53, 28,514,955.01 and 5,362,584.74 is: 8,042,751.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012,630.53 : 28,514,955.01 = 5,362,584.74 : x
  2. Step 2: Convert to fraction form
    19,012,630.53/28,514,955.01 = 5,362,584.74/x
  3. Step 3: Cross multiply
    19,012,630.53x = 28,514,955.01 × 5,362,584.74
  4. Step 4: Simplify right side
    19,012,630.53x = 152,913,862,656,293.47
  5. Step 5: Solve for x
    x = 152,913,862,656,293.47/19,012,630.53
  6. Step 6: Final answer
    x = 8,042,751.50

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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.