Home / 14,435,090.73-19,920,424.77-7,908,967.31

Finding the Fourth Proportional to 14,435,090.73, 19,920,424.77 and 7,908,967.31

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Solution

The fourth proportional to 14,435,090.73, 19,920,424.77 and 7,908,967.31 is: 10,914,374.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435,090.73 : 19,920,424.77 = 7,908,967.31 : x
  2. Step 2: Convert to fraction form
    14,435,090.73/19,920,424.77 = 7,908,967.31/x
  3. Step 3: Cross multiply
    14,435,090.73x = 19,920,424.77 × 7,908,967.31
  4. Step 4: Simplify right side
    14,435,090.73x = 157,549,988,207,642.12
  5. Step 5: Solve for x
    x = 157,549,988,207,642.12/14,435,090.73
  6. Step 6: Final answer
    x = 10,914,374.64

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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.