Home / 27,806,681.16-38,373,267.24-15,583,538.16

Finding the Fourth Proportional to 27,806,681.16, 38,373,267.24 and 15,583,538.16

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Solution

The fourth proportional to 27,806,681.16, 38,373,267.24 and 15,583,538.16 is: 21,505,309.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,806,681.16 : 38,373,267.24 = 15,583,538.16 : x
  2. Step 2: Convert to fraction form
    27,806,681.16/38,373,267.24 = 15,583,538.16/x
  3. Step 3: Cross multiply
    27,806,681.16x = 38,373,267.24 × 15,583,538.16
  4. Step 4: Simplify right side
    27,806,681.16x = 597,991,274,358,417.88
  5. Step 5: Solve for x
    x = 597,991,274,358,417.88/27,806,681.16
  6. Step 6: Final answer
    x = 21,505,309.13

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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.