Home / 12,410,688.40-18,616,032.60-3,435,240.40

Finding the Fourth Proportional to 12,410,688.40, 18,616,032.60 and 3,435,240.40

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Solution

The fourth proportional to 12,410,688.40, 18,616,032.60 and 3,435,240.40 is: 5,152,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410,688.40 : 18,616,032.60 = 3,435,240.40 : x
  2. Step 2: Convert to fraction form
    12,410,688.40/18,616,032.60 = 3,435,240.40/x
  3. Step 3: Cross multiply
    12,410,688.40x = 18,616,032.60 × 3,435,240.40
  4. Step 4: Simplify right side
    12,410,688.40x = 63,950,547,275,237.05
  5. Step 5: Solve for x
    x = 63,950,547,275,237.05/12,410,688.40
  6. Step 6: Final answer
    x = 5,152,860.60

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1.5x scale

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.