Home / 16,721,566.56-23,075,955.36-9,279,384.48

Finding the Fourth Proportional to 16,721,566.56, 23,075,955.36 and 9,279,384.48

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Solution

The fourth proportional to 16,721,566.56, 23,075,955.36 and 9,279,384.48 is: 12,805,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721,566.56 : 23,075,955.36 = 9,279,384.48 : x
  2. Step 2: Convert to fraction form
    16,721,566.56/23,075,955.36 = 9,279,384.48/x
  3. Step 3: Cross multiply
    16,721,566.56x = 23,075,955.36 × 9,279,384.48
  4. Step 4: Simplify right side
    16,721,566.56x = 214,130,662,028,756.81
  5. Step 5: Solve for x
    x = 214,130,662,028,756.81/16,721,566.56
  6. Step 6: Final answer
    x = 12,805,657.97

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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.