Home / 31,326,441.04-46,991,926.31-13,112,317.72

Finding the Fourth Proportional to 31,326,441.04, 46,991,926.31 and 13,112,317.72

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Solution

The fourth proportional to 31,326,441.04, 46,991,926.31 and 13,112,317.72 is: 19,669,424.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,326,441.04 : 46,991,926.31 = 13,112,317.72 : x
  2. Step 2: Convert to fraction form
    31,326,441.04/46,991,926.31 = 13,112,317.72/x
  3. Step 3: Cross multiply
    31,326,441.04x = 46,991,926.31 × 13,112,317.72
  4. Step 4: Simplify right side
    31,326,441.04x = 616,173,068,051,547.25
  5. Step 5: Solve for x
    x = 616,173,068,051,547.25/31,326,441.04
  6. Step 6: Final answer
    x = 19,669,424.54

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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.