Home / 7,315,040-10,092,422.40-4,738,695.68

Finding the Fourth Proportional to 7,315,040, 10,092,422.40 and 4,738,695.68

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Solution

The fourth proportional to 7,315,040, 10,092,422.40 and 4,738,695.68 is: 6,537,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315,040 : 10,092,422.40 = 4,738,695.68 : x
  2. Step 2: Convert to fraction form
    7,315,040/10,092,422.40 = 4,738,695.68/x
  3. Step 3: Cross multiply
    7,315,040x = 10,092,422.40 × 4,738,695.68
  4. Step 4: Simplify right side
    7,315,040x = 47,824,918,427,615.23
  5. Step 5: Solve for x
    x = 47,824,918,427,615.23/7,315,040
  6. Step 6: Final answer
    x = 6,537,888.85

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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.