Home / 10,045,789.20-13,862,806.88-5,462,114.40

Finding the Fourth Proportional to 10,045,789.20, 13,862,806.88 and 5,462,114.40

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Solution

The fourth proportional to 10,045,789.20, 13,862,806.88 and 5,462,114.40 is: 7,537,510.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045,789.20 : 13,862,806.88 = 5,462,114.40 : x
  2. Step 2: Convert to fraction form
    10,045,789.20/13,862,806.88 = 5,462,114.40/x
  3. Step 3: Cross multiply
    10,045,789.20x = 13,862,806.88 × 5,462,114.40
  4. Step 4: Simplify right side
    10,045,789.20x = 75,720,237,083,667.08
  5. Step 5: Solve for x
    x = 75,720,237,083,667.08/10,045,789.20
  6. Step 6: Final answer
    x = 7,537,510.05

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1.5x scale

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.