Home / 13,207,532.40-18,515,739.60-13,207,532.40

Finding the Fourth Proportional to 13,207,532.40, 18,515,739.60 and 13,207,532.40

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Solution

The fourth proportional to 13,207,532.40, 18,515,739.60 and 13,207,532.40 is: 18,515,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,207,532.40 : 18,515,739.60 = 13,207,532.40 : x
  2. Step 2: Convert to fraction form
    13,207,532.40/18,515,739.60 = 13,207,532.40/x
  3. Step 3: Cross multiply
    13,207,532.40x = 18,515,739.60 × 13,207,532.40
  4. Step 4: Simplify right side
    13,207,532.40x = 244,547,230,676,963.06
  5. Step 5: Solve for x
    x = 244,547,230,676,963.06/13,207,532.40
  6. Step 6: Final answer
    x = 18,515,739.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.