Home / 15,283,099.68-21,090,852.60-8,756,598.36

Finding the Fourth Proportional to 15,283,099.68, 21,090,852.60 and 8,756,598.36

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Solution

The fourth proportional to 15,283,099.68, 21,090,852.60 and 8,756,598.36 is: 12,084,206.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,283,099.68 : 21,090,852.60 = 8,756,598.36 : x
  2. Step 2: Convert to fraction form
    15,283,099.68/21,090,852.60 = 8,756,598.36/x
  3. Step 3: Cross multiply
    15,283,099.68x = 21,090,852.60 × 8,756,598.36
  4. Step 4: Simplify right side
    15,283,099.68x = 184,684,125,288,161.75
  5. Step 5: Solve for x
    x = 184,684,125,288,161.75/15,283,099.68
  6. Step 6: Final answer
    x = 12,084,206.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.