Home / 28,877,035.59-39,850,309.58-15,824,808.18

Finding the Fourth Proportional to 28,877,035.59, 39,850,309.58 and 15,824,808.18

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Solution

The fourth proportional to 28,877,035.59, 39,850,309.58 and 15,824,808.18 is: 21,838,235.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,877,035.59 : 39,850,309.58 = 15,824,808.18 : x
  2. Step 2: Convert to fraction form
    28,877,035.59/39,850,309.58 = 15,824,808.18/x
  3. Step 3: Cross multiply
    28,877,035.59x = 39,850,309.58 × 15,824,808.18
  4. Step 4: Simplify right side
    28,877,035.59x = 630,623,504,937,992.38
  5. Step 5: Solve for x
    x = 630,623,504,937,992.38/28,877,035.59
  6. Step 6: Final answer
    x = 21,838,235.54

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1.5x scale

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.