Home / 39,423,670.65-54,404,090.51-22,020,261.21

Finding the Fourth Proportional to 39,423,670.65, 54,404,090.51 and 22,020,261.21

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Solution

The fourth proportional to 39,423,670.65, 54,404,090.51 and 22,020,261.21 is: 30,387,639.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,423,670.65 : 54,404,090.51 = 22,020,261.21 : x
  2. Step 2: Convert to fraction form
    39,423,670.65/54,404,090.51 = 22,020,261.21/x
  3. Step 3: Cross multiply
    39,423,670.65x = 54,404,090.51 × 22,020,261.21
  4. Step 4: Simplify right side
    39,423,670.65x = 1,197,992,283,812,581
  5. Step 5: Solve for x
    x = 1,197,992,283,812,581/39,423,670.65
  6. Step 6: Final answer
    x = 30,387,639.31

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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.