Home / 49,547,357.60-74,321,036.40-31,407,504.80

Finding the Fourth Proportional to 49,547,357.60, 74,321,036.40 and 31,407,504.80

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Solution

The fourth proportional to 49,547,357.60, 74,321,036.40 and 31,407,504.80 is: 47,111,257.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,547,357.60 : 74,321,036.40 = 31,407,504.80 : x
  2. Step 2: Convert to fraction form
    49,547,357.60/74,321,036.40 = 31,407,504.80/x
  3. Step 3: Cross multiply
    49,547,357.60x = 74,321,036.40 × 31,407,504.80
  4. Step 4: Simplify right side
    49,547,357.60x = 2,334,238,307,473,975
  5. Step 5: Solve for x
    x = 2,334,238,307,473,975/49,547,357.60
  6. Step 6: Final answer
    x = 47,111,257.20

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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.