Home / 35,510,909.70-48,991,111.47-20,623,699.38

Finding the Fourth Proportional to 35,510,909.70, 48,991,111.47 and 20,623,699.38

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Solution

The fourth proportional to 35,510,909.70, 48,991,111.47 and 20,623,699.38 is: 28,452,606.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,510,909.70 : 48,991,111.47 = 20,623,699.38 : x
  2. Step 2: Convert to fraction form
    35,510,909.70/48,991,111.47 = 20,623,699.38/x
  3. Step 3: Cross multiply
    35,510,909.70x = 48,991,111.47 × 20,623,699.38
  4. Step 4: Simplify right side
    35,510,909.70x = 1,010,377,955,249,349.88
  5. Step 5: Solve for x
    x = 1,010,377,955,249,349.88/35,510,909.70
  6. Step 6: Final answer
    x = 28,452,606.93

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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.