Home / 51,889,561.68-77,773,547.16-21,164,965.68

Finding the Fourth Proportional to 51,889,561.68, 77,773,547.16 and 21,164,965.68

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Solution

The fourth proportional to 51,889,561.68, 77,773,547.16 and 21,164,965.68 is: 31,722,651.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,889,561.68 : 77,773,547.16 = 21,164,965.68 : x
  2. Step 2: Convert to fraction form
    51,889,561.68/77,773,547.16 = 21,164,965.68/x
  3. Step 3: Cross multiply
    51,889,561.68x = 77,773,547.16 × 21,164,965.68
  4. Step 4: Simplify right side
    51,889,561.68x = 1,646,074,456,453,261.25
  5. Step 5: Solve for x
    x = 1,646,074,456,453,261.25/51,889,561.68
  6. Step 6: Final answer
    x = 31,722,651.01

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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.