Home / 11,730,980.52-16,185,713.63-7,081,090.47

Finding the Fourth Proportional to 11,730,980.52, 16,185,713.63 and 7,081,090.47

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Solution

The fourth proportional to 11,730,980.52, 16,185,713.63 and 7,081,090.47 is: 9,770,070.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730,980.52 : 16,185,713.63 = 7,081,090.47 : x
  2. Step 2: Convert to fraction form
    11,730,980.52/16,185,713.63 = 7,081,090.47/x
  3. Step 3: Cross multiply
    11,730,980.52x = 16,185,713.63 × 7,081,090.47
  4. Step 4: Simplify right side
    11,730,980.52x = 114,612,502,500,136.66
  5. Step 5: Solve for x
    x = 114,612,502,500,136.66/11,730,980.52
  6. Step 6: Final answer
    x = 9,770,070.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.