Home / 10,232,080.80-15,348,121.20-6,139,985.10

Finding the Fourth Proportional to 10,232,080.80, 15,348,121.20 and 6,139,985.10

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Solution

The fourth proportional to 10,232,080.80, 15,348,121.20 and 6,139,985.10 is: 9,209,977.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,232,080.80 : 15,348,121.20 = 6,139,985.10 : x
  2. Step 2: Convert to fraction form
    10,232,080.80/15,348,121.20 = 6,139,985.10/x
  3. Step 3: Cross multiply
    10,232,080.80x = 15,348,121.20 × 6,139,985.10
  4. Step 4: Simplify right side
    10,232,080.80x = 94,237,235,480,994.11
  5. Step 5: Solve for x
    x = 94,237,235,480,994.11/10,232,080.80
  6. Step 6: Final answer
    x = 9,209,977.65

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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.