Home / 49,756,412.40-74,634,618.60-28,233,051.90

Finding the Fourth Proportional to 49,756,412.40, 74,634,618.60 and 28,233,051.90

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Solution

The fourth proportional to 49,756,412.40, 74,634,618.60 and 28,233,051.90 is: 42,349,577.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,756,412.40 : 74,634,618.60 = 28,233,051.90 : x
  2. Step 2: Convert to fraction form
    49,756,412.40/74,634,618.60 = 28,233,051.90/x
  3. Step 3: Cross multiply
    49,756,412.40x = 74,634,618.60 × 28,233,051.90
  4. Step 4: Simplify right side
    49,756,412.40x = 2,107,163,060,470,505
  5. Step 5: Solve for x
    x = 2,107,163,060,470,505/49,756,412.40
  6. Step 6: Final answer
    x = 42,349,577.85

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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.