Home / 10,088,422.78-15,132,534.45-4,621,967.02

Finding the Fourth Proportional to 10,088,422.78, 15,132,534.45 and 4,621,967.02

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Solution

The fourth proportional to 10,088,422.78, 15,132,534.45 and 4,621,967.02 is: 6,932,904.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088,422.78 : 15,132,534.45 = 4,621,967.02 : x
  2. Step 2: Convert to fraction form
    10,088,422.78/15,132,534.45 = 4,621,967.02/x
  3. Step 3: Cross multiply
    10,088,422.78x = 15,132,534.45 × 4,621,967.02
  4. Step 4: Simplify right side
    10,088,422.78x = 69,942,075,156,913.83
  5. Step 5: Solve for x
    x = 69,942,075,156,913.83/10,088,422.78
  6. Step 6: Final answer
    x = 6,932,904.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.