Home / 25,837,464.84-38,763,776.52-7,642,140

Finding the Fourth Proportional to 25,837,464.84, 38,763,776.52 and 7,642,140

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Solution

The fourth proportional to 25,837,464.84, 38,763,776.52 and 7,642,140 is: 11,465,451.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,837,464.84 : 38,763,776.52 = 7,642,140 : x
  2. Step 2: Convert to fraction form
    25,837,464.84/38,763,776.52 = 7,642,140/x
  3. Step 3: Cross multiply
    25,837,464.84x = 38,763,776.52 × 7,642,140
  4. Step 4: Simplify right side
    25,837,464.84x = 296,238,207,094,552.81
  5. Step 5: Solve for x
    x = 296,238,207,094,552.81/25,837,464.84
  6. Step 6: Final answer
    x = 11,465,451.77

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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.