Home / 7,191,875.52-9,925,089.84-4,136,092.08

Finding the Fourth Proportional to 7,191,875.52, 9,925,089.84 and 4,136,092.08

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Solution

The fourth proportional to 7,191,875.52, 9,925,089.84 and 4,136,092.08 is: 5,707,980.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191,875.52 : 9,925,089.84 = 4,136,092.08 : x
  2. Step 2: Convert to fraction form
    7,191,875.52/9,925,089.84 = 4,136,092.08/x
  3. Step 3: Cross multiply
    7,191,875.52x = 9,925,089.84 × 4,136,092.08
  4. Step 4: Simplify right side
    7,191,875.52x = 41,051,085,480,512.47
  5. Step 5: Solve for x
    x = 41,051,085,480,512.47/7,191,875.52
  6. Step 6: Final answer
    x = 5,707,980.54

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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.