Home / 15,501,711.60-23,252,567.40-12,631,930.20

Finding the Fourth Proportional to 15,501,711.60, 23,252,567.40 and 12,631,930.20

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Solution

The fourth proportional to 15,501,711.60, 23,252,567.40 and 12,631,930.20 is: 18,947,895.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,501,711.60 : 23,252,567.40 = 12,631,930.20 : x
  2. Step 2: Convert to fraction form
    15,501,711.60/23,252,567.40 = 12,631,930.20/x
  3. Step 3: Cross multiply
    15,501,711.60x = 23,252,567.40 × 12,631,930.20
  4. Step 4: Simplify right side
    15,501,711.60x = 293,724,808,367,595.44
  5. Step 5: Solve for x
    x = 293,724,808,367,595.44/15,501,711.60
  6. Step 6: Final answer
    x = 18,947,895.30

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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.