Home / 30,479,998.86-42,051,539.76-18,080,594.60

Finding the Fourth Proportional to 30,479,998.86, 42,051,539.76 and 18,080,594.60

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Solution

The fourth proportional to 30,479,998.86, 42,051,539.76 and 18,080,594.60 is: 24,944,779.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,479,998.86 : 42,051,539.76 = 18,080,594.60 : x
  2. Step 2: Convert to fraction form
    30,479,998.86/42,051,539.76 = 18,080,594.60/x
  3. Step 3: Cross multiply
    30,479,998.86x = 42,051,539.76 × 18,080,594.60
  4. Step 4: Simplify right side
    30,479,998.86x = 760,316,842,706,341.38
  5. Step 5: Solve for x
    x = 760,316,842,706,341.38/30,479,998.86
  6. Step 6: Final answer
    x = 24,944,779.24

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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.