Home / 14,811,316.40-22,216,974.60-12,921,748.40

Finding the Fourth Proportional to 14,811,316.40, 22,216,974.60 and 12,921,748.40

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Solution

The fourth proportional to 14,811,316.40, 22,216,974.60 and 12,921,748.40 is: 19,382,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811,316.40 : 22,216,974.60 = 12,921,748.40 : x
  2. Step 2: Convert to fraction form
    14,811,316.40/22,216,974.60 = 12,921,748.40/x
  3. Step 3: Cross multiply
    14,811,316.40x = 22,216,974.60 × 12,921,748.40
  4. Step 4: Simplify right side
    14,811,316.40x = 287,082,155,990,390.69
  5. Step 5: Solve for x
    x = 287,082,155,990,390.69/14,811,316.40
  6. Step 6: Final answer
    x = 19,382,622.60

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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.