Home / 7,191,837.18-9,925,037.02-4,136,053.86

Finding the Fourth Proportional to 7,191,837.18, 9,925,037.02 and 4,136,053.86

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Solution

The fourth proportional to 7,191,837.18, 9,925,037.02 and 4,136,053.86 is: 5,707,927.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191,837.18 : 9,925,037.02 = 4,136,053.86 : x
  2. Step 2: Convert to fraction form
    7,191,837.18/9,925,037.02 = 4,136,053.86/x
  3. Step 3: Cross multiply
    7,191,837.18x = 9,925,037.02 × 4,136,053.86
  4. Step 4: Simplify right side
    7,191,837.18x = 41,050,487,677,213.89
  5. Step 5: Solve for x
    x = 41,050,487,677,213.89/7,191,837.18
  6. Step 6: Final answer
    x = 5,707,927.84

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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.