Home / 37,448,125.20-56,172,187.80-31,779,421.20

Finding the Fourth Proportional to 37,448,125.20, 56,172,187.80 and 31,779,421.20

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Solution

The fourth proportional to 37,448,125.20, 56,172,187.80 and 31,779,421.20 is: 47,669,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,448,125.20 : 56,172,187.80 = 31,779,421.20 : x
  2. Step 2: Convert to fraction form
    37,448,125.20/56,172,187.80 = 31,779,421.20/x
  3. Step 3: Cross multiply
    37,448,125.20x = 56,172,187.80 × 31,779,421.20
  4. Step 4: Simplify right side
    37,448,125.20x = 1,785,119,615,821,701.25
  5. Step 5: Solve for x
    x = 1,785,119,615,821,701.25/37,448,125.20
  6. Step 6: Final answer
    x = 47,669,131.80

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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.