Home / 35,528,697.48-49,009,136.58-21,390,040.92

Finding the Fourth Proportional to 35,528,697.48, 49,009,136.58 and 21,390,040.92

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Solution

The fourth proportional to 35,528,697.48, 49,009,136.58 and 21,390,040.92 is: 29,505,934.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,528,697.48 : 49,009,136.58 = 21,390,040.92 : x
  2. Step 2: Convert to fraction form
    35,528,697.48/49,009,136.58 = 21,390,040.92/x
  3. Step 3: Cross multiply
    35,528,697.48x = 49,009,136.58 × 21,390,040.92
  4. Step 4: Simplify right side
    35,528,697.48x = 1,048,307,436,900,068.88
  5. Step 5: Solve for x
    x = 1,048,307,436,900,068.88/35,528,697.48
  6. Step 6: Final answer
    x = 29,505,934.96

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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.