Home / 30,012,136.31-64,574,326.13

Finding the Third Proportional to 30,012,136.31 and 64,574,326.13

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Solution

The third proportional to 30,012,136.31 and 64,574,326.13 is: 138,938,579.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,012,136.31 : 64,574,326.13 = 64,574,326.13 : x
  2. Step 2: Convert to fraction form
    30,012,136.31/64,574,326.13 = 64,574,326.13/x
  3. Step 3: Cross multiply
    30,012,136.31x = 64,574,326.13 × 64,574,326.13
  4. Step 4: Simplify right side
    30,012,136.31x = 4,169,843,594,497,857.50
  5. Step 5: Solve for x
    x = 4,169,843,594,497,857.50/30,012,136.31
  6. Step 6: Final answer
    x = 138,938,579.75

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.