Home / 19,338,128.02-29,019,123.25-8,961,412.93

Finding the Fourth Proportional to 19,338,128.02, 29,019,123.25 and 8,961,412.93

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Solution

The fourth proportional to 19,338,128.02, 29,019,123.25 and 8,961,412.93 is: 13,447,648.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338,128.02 : 29,019,123.25 = 8,961,412.93 : x
  2. Step 2: Convert to fraction form
    19,338,128.02/29,019,123.25 = 8,961,412.93/x
  3. Step 3: Cross multiply
    19,338,128.02x = 29,019,123.25 × 8,961,412.93
  4. Step 4: Simplify right side
    19,338,128.02x = 260,052,346,214,862.28
  5. Step 5: Solve for x
    x = 260,052,346,214,862.28/19,338,128.02
  6. Step 6: Final answer
    x = 13,447,648.39

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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.