Home / 55,055,706.40-82,583,559.60-19,153,914.40

Finding the Fourth Proportional to 55,055,706.40, 82,583,559.60 and 19,153,914.40

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Solution

The fourth proportional to 55,055,706.40, 82,583,559.60 and 19,153,914.40 is: 28,730,871.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,055,706.40 : 82,583,559.60 = 19,153,914.40 : x
  2. Step 2: Convert to fraction form
    55,055,706.40/82,583,559.60 = 19,153,914.40/x
  3. Step 3: Cross multiply
    55,055,706.40x = 82,583,559.60 × 19,153,914.40
  4. Step 4: Simplify right side
    55,055,706.40x = 1,581,798,431,425,698
  5. Step 5: Solve for x
    x = 1,581,798,431,425,698/55,055,706.40
  6. Step 6: Final answer
    x = 28,730,871.60

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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.