Home / 51,842,322.90-71,541,019.53-28,636,950.42

Finding the Fourth Proportional to 51,842,322.90, 71,541,019.53 and 28,636,950.42

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Solution

The fourth proportional to 51,842,322.90, 71,541,019.53 and 28,636,950.42 is: 39,518,225.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,842,322.90 : 71,541,019.53 = 28,636,950.42 : x
  2. Step 2: Convert to fraction form
    51,842,322.90/71,541,019.53 = 28,636,950.42/x
  3. Step 3: Cross multiply
    51,842,322.90x = 71,541,019.53 × 28,636,950.42
  4. Step 4: Simplify right side
    51,842,322.90x = 2,048,716,629,276,861.75
  5. Step 5: Solve for x
    x = 2,048,716,629,276,861.75/51,842,322.90
  6. Step 6: Final answer
    x = 39,518,225.93

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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.