Home / 14,017,146.80-21,032,718.60-7,956,532.40

Finding the Fourth Proportional to 14,017,146.80, 21,032,718.60 and 7,956,532.40

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Solution

The fourth proportional to 14,017,146.80, 21,032,718.60 and 7,956,532.40 is: 11,938,771.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017,146.80 : 21,032,718.60 = 7,956,532.40 : x
  2. Step 2: Convert to fraction form
    14,017,146.80/21,032,718.60 = 7,956,532.40/x
  3. Step 3: Cross multiply
    14,017,146.80x = 21,032,718.60 × 7,956,532.40
  4. Step 4: Simplify right side
    14,017,146.80x = 167,347,507,000,982.66
  5. Step 5: Solve for x
    x = 167,347,507,000,982.66/14,017,146.80
  6. Step 6: Final answer
    x = 11,938,771.09

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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.