Home / 15,527,619.09-21,432,968.01-10,021,004.59

Finding the Fourth Proportional to 15,527,619.09, 21,432,968.01 and 10,021,004.59

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Solution

The fourth proportional to 15,527,619.09, 21,432,968.01 and 10,021,004.59 is: 13,832,118.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527,619.09 : 21,432,968.01 = 10,021,004.59 : x
  2. Step 2: Convert to fraction form
    15,527,619.09/21,432,968.01 = 10,021,004.59/x
  3. Step 3: Cross multiply
    15,527,619.09x = 21,432,968.01 × 10,021,004.59
  4. Step 4: Simplify right side
    15,527,619.09x = 214,779,870,805,533.19
  5. Step 5: Solve for x
    x = 214,779,870,805,533.19/15,527,619.09
  6. Step 6: Final answer
    x = 13,832,118.73

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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.