Home / 77,461,633.41-106,897,053.96-42,654,241.05

Finding the Fourth Proportional to 77,461,633.41, 106,897,053.96 and 42,654,241.05

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Solution

The fourth proportional to 77,461,633.41, 106,897,053.96 and 42,654,241.05 is: 58,862,852.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,461,633.41 : 106,897,053.96 = 42,654,241.05 : x
  2. Step 2: Convert to fraction form
    77,461,633.41/106,897,053.96 = 42,654,241.05/x
  3. Step 3: Cross multiply
    77,461,633.41x = 106,897,053.96 × 42,654,241.05
  4. Step 4: Simplify right side
    77,461,633.41x = 4,559,612,707,144,696
  5. Step 5: Solve for x
    x = 4,559,612,707,144,696/77,461,633.41
  6. Step 6: Final answer
    x = 58,862,852.57

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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.