Home / 28,749,733.51-39,678,111.35-16,362,838.75

Finding the Fourth Proportional to 28,749,733.51, 39,678,111.35 and 16,362,838.75

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Solution

The fourth proportional to 28,749,733.51, 39,678,111.35 and 16,362,838.75 is: 22,582,697.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,749,733.51 : 39,678,111.35 = 16,362,838.75 : x
  2. Step 2: Convert to fraction form
    28,749,733.51/39,678,111.35 = 16,362,838.75/x
  3. Step 3: Cross multiply
    28,749,733.51x = 39,678,111.35 × 16,362,838.75
  4. Step 4: Simplify right side
    28,749,733.51x = 649,246,537,924,594.88
  5. Step 5: Solve for x
    x = 649,246,537,924,594.88/28,749,733.51
  6. Step 6: Final answer
    x = 22,582,697.60

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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.