Home / 12,297,355.60-18,446,033.40-7,762,392.40

Finding the Fourth Proportional to 12,297,355.60, 18,446,033.40 and 7,762,392.40

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Solution

The fourth proportional to 12,297,355.60, 18,446,033.40 and 7,762,392.40 is: 11,643,588.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297,355.60 : 18,446,033.40 = 7,762,392.40 : x
  2. Step 2: Convert to fraction form
    12,297,355.60/18,446,033.40 = 7,762,392.40/x
  3. Step 3: Cross multiply
    12,297,355.60x = 18,446,033.40 × 7,762,392.40
  4. Step 4: Simplify right side
    12,297,355.60x = 143,185,349,474,306.16
  5. Step 5: Solve for x
    x = 143,185,349,474,306.16/12,297,355.60
  6. Step 6: Final answer
    x = 11,643,588.60

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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.