Home / 16,612,316.80-24,913,809.60-5,256,246.40

Finding the Fourth Proportional to 16,612,316.80, 24,913,809.60 and 5,256,246.40

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Solution

The fourth proportional to 16,612,316.80, 24,913,809.60 and 5,256,246.40 is: 7,882,893.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,612,316.80 : 24,913,809.60 = 5,256,246.40 : x
  2. Step 2: Convert to fraction form
    16,612,316.80/24,913,809.60 = 5,256,246.40/x
  3. Step 3: Cross multiply
    16,612,316.80x = 24,913,809.60 × 5,256,246.40
  4. Step 4: Simplify right side
    16,612,316.80x = 130,953,122,020,285.45
  5. Step 5: Solve for x
    x = 130,953,122,020,285.45/16,612,316.80
  6. Step 6: Final answer
    x = 7,882,893.37

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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.