Home / 7,490,078.32-10,343,446.74-7,082,025.40

Finding the Fourth Proportional to 7,490,078.32, 10,343,446.74 and 7,082,025.40

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Solution

The fourth proportional to 7,490,078.32, 10,343,446.74 and 7,082,025.40 is: 9,779,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490,078.32 : 10,343,446.74 = 7,082,025.40 : x
  2. Step 2: Convert to fraction form
    7,490,078.32/10,343,446.74 = 7,082,025.40/x
  3. Step 3: Cross multiply
    7,490,078.32x = 10,343,446.74 × 7,082,025.40
  4. Step 4: Simplify right side
    7,490,078.32x = 73,252,552,536,227.20
  5. Step 5: Solve for x
    x = 73,252,552,536,227.20/7,490,078.32
  6. Step 6: Final answer
    x = 9,779,944.80

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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.