Home / 35,919,724-53,880,052.62-11,985,196

Finding the Fourth Proportional to 35,919,724, 53,880,052.62 and 11,985,196

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Solution

The fourth proportional to 35,919,724, 53,880,052.62 and 11,985,196 is: 17,977,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919,724 : 53,880,052.62 = 11,985,196 : x
  2. Step 2: Convert to fraction form
    35,919,724/53,880,052.62 = 11,985,196/x
  3. Step 3: Cross multiply
    35,919,724x = 53,880,052.62 × 11,985,196
  4. Step 4: Simplify right side
    35,919,724x = 645,762,991,141,013.50
  5. Step 5: Solve for x
    x = 645,762,991,141,013.50/35,919,724
  6. Step 6: Final answer
    x = 17,977,949.70

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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.