Home / 7,429,588.40-11,142,536.88-4,192,547.24

Finding the Fourth Proportional to 7,429,588.40, 11,142,536.88 and 4,192,547.24

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Solution

The fourth proportional to 7,429,588.40, 11,142,536.88 and 4,192,547.24 is: 6,287,779.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429,588.40 : 11,142,536.88 = 4,192,547.24 : x
  2. Step 2: Convert to fraction form
    7,429,588.40/11,142,536.88 = 4,192,547.24/x
  3. Step 3: Cross multiply
    7,429,588.40x = 11,142,536.88 × 4,192,547.24
  4. Step 4: Simplify right side
    7,429,588.40x = 46,715,612,242,842.22
  5. Step 5: Solve for x
    x = 46,715,612,242,842.22/7,429,588.40
  6. Step 6: Final answer
    x = 6,287,779.31

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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.