Home / 31,148,577.48-42,985,903.68-17,210,830.68

Finding the Fourth Proportional to 31,148,577.48, 42,985,903.68 and 17,210,830.68

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Solution

The fourth proportional to 31,148,577.48, 42,985,903.68 and 17,210,830.68 is: 23,751,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,148,577.48 : 42,985,903.68 = 17,210,830.68 : x
  2. Step 2: Convert to fraction form
    31,148,577.48/42,985,903.68 = 17,210,830.68/x
  3. Step 3: Cross multiply
    31,148,577.48x = 42,985,903.68 × 17,210,830.68
  4. Step 4: Simplify right side
    31,148,577.48x = 739,823,109,863,268.88
  5. Step 5: Solve for x
    x = 739,823,109,863,268.88/31,148,577.48
  6. Step 6: Final answer
    x = 23,751,425.26

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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.