Home / 13,036,038.60-19,553,960.70-3,938,118.60

Finding the Fourth Proportional to 13,036,038.60, 19,553,960.70 and 3,938,118.60

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Solution

The fourth proportional to 13,036,038.60, 19,553,960.70 and 3,938,118.60 is: 5,907,148.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036,038.60 : 19,553,960.70 = 3,938,118.60 : x
  2. Step 2: Convert to fraction form
    13,036,038.60/19,553,960.70 = 3,938,118.60/x
  3. Step 3: Cross multiply
    13,036,038.60x = 19,553,960.70 × 3,938,118.60
  4. Step 4: Simplify right side
    13,036,038.60x = 77,005,816,336,339.02
  5. Step 5: Solve for x
    x = 77,005,816,336,339.02/13,036,038.60
  6. Step 6: Final answer
    x = 5,907,148.54

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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.