Home / 12,604,887.60-18,907,331.40-11,258,570.40

Finding the Fourth Proportional to 12,604,887.60, 18,907,331.40 and 11,258,570.40

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Solution

The fourth proportional to 12,604,887.60, 18,907,331.40 and 11,258,570.40 is: 16,887,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,604,887.60 : 18,907,331.40 = 11,258,570.40 : x
  2. Step 2: Convert to fraction form
    12,604,887.60/18,907,331.40 = 11,258,570.40/x
  3. Step 3: Cross multiply
    12,604,887.60x = 18,907,331.40 × 11,258,570.40
  4. Step 4: Simplify right side
    12,604,887.60x = 212,869,521,643,030.56
  5. Step 5: Solve for x
    x = 212,869,521,643,030.56/12,604,887.60
  6. Step 6: Final answer
    x = 16,887,855.60

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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.