Home / 74,429,992.20-111,678,165.90-34,019,675.40

Finding the Fourth Proportional to 74,429,992.20, 111,678,165.90 and 34,019,675.40

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Solution

The fourth proportional to 74,429,992.20, 111,678,165.90 and 34,019,675.40 is: 51,044,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,429,992.20 : 111,678,165.90 = 34,019,675.40 : x
  2. Step 2: Convert to fraction form
    74,429,992.20/111,678,165.90 = 34,019,675.40/x
  3. Step 3: Cross multiply
    74,429,992.20x = 111,678,165.90 × 34,019,675.40
  4. Step 4: Simplify right side
    74,429,992.20x = 3,799,254,953,185,349
  5. Step 5: Solve for x
    x = 3,799,254,953,185,349/74,429,992.20
  6. Step 6: Final answer
    x = 51,044,677.57

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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.