Home / 47,009,070.86-70,530,057.93-18,275,368.19

Finding the Fourth Proportional to 47,009,070.86, 70,530,057.93 and 18,275,368.19

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Solution

The fourth proportional to 47,009,070.86, 70,530,057.93 and 18,275,368.19 is: 27,419,448.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,009,070.86 : 70,530,057.93 = 18,275,368.19 : x
  2. Step 2: Convert to fraction form
    47,009,070.86/70,530,057.93 = 18,275,368.19/x
  3. Step 3: Cross multiply
    47,009,070.86x = 70,530,057.93 × 18,275,368.19
  4. Step 4: Simplify right side
    47,009,070.86x = 1,288,962,777,132,779.50
  5. Step 5: Solve for x
    x = 1,288,962,777,132,779.50/47,009,070.86
  6. Step 6: Final answer
    x = 27,419,448.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.