Home / 45,139,564.27-62,311,666.47-30,475,093.22

Finding the Fourth Proportional to 45,139,564.27, 62,311,666.47 and 30,475,093.22

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Solution

The fourth proportional to 45,139,564.27, 62,311,666.47 and 30,475,093.22 is: 42,068,501.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,139,564.27 : 62,311,666.47 = 30,475,093.22 : x
  2. Step 2: Convert to fraction form
    45,139,564.27/62,311,666.47 = 30,475,093.22/x
  3. Step 3: Cross multiply
    45,139,564.27x = 62,311,666.47 × 30,475,093.22
  4. Step 4: Simplify right side
    45,139,564.27x = 1,898,953,843,902,864.75
  5. Step 5: Solve for x
    x = 1,898,953,843,902,864.75/45,139,564.27
  6. Step 6: Final answer
    x = 42,068,501.87

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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.