Home / 19,939,506.60-29,900,511.90-9,153,222.60

Finding the Fourth Proportional to 19,939,506.60, 29,900,511.90 and 9,153,222.60

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Solution

The fourth proportional to 19,939,506.60, 29,900,511.90 and 9,153,222.60 is: 13,725,818.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,939,506.60 : 29,900,511.90 = 9,153,222.60 : x
  2. Step 2: Convert to fraction form
    19,939,506.60/29,900,511.90 = 9,153,222.60/x
  3. Step 3: Cross multiply
    19,939,506.60x = 29,900,511.90 × 9,153,222.60
  4. Step 4: Simplify right side
    19,939,506.60x = 273,686,041,274,648.91
  5. Step 5: Solve for x
    x = 273,686,041,274,648.91/19,939,506.60
  6. Step 6: Final answer
    x = 13,725,818.13

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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.