Home / 74,221,111.18-102,430,743.51-41,187,613.42

Finding the Fourth Proportional to 74,221,111.18, 102,430,743.51 and 41,187,613.42

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Solution

The fourth proportional to 74,221,111.18, 102,430,743.51 and 41,187,613.42 is: 56,842,019.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,221,111.18 : 102,430,743.51 = 41,187,613.42 : x
  2. Step 2: Convert to fraction form
    74,221,111.18/102,430,743.51 = 41,187,613.42/x
  3. Step 3: Cross multiply
    74,221,111.18x = 102,430,743.51 × 41,187,613.42
  4. Step 4: Simplify right side
    74,221,111.18x = 4,218,877,866,013,054.50
  5. Step 5: Solve for x
    x = 4,218,877,866,013,054.50/74,221,111.18
  6. Step 6: Final answer
    x = 56,842,019.73

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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.