Home / 7,621,577.32-10,518,613.50-4,358,695.72

Finding the Fourth Proportional to 7,621,577.32, 10,518,613.50 and 4,358,695.72

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Solution

The fourth proportional to 7,621,577.32, 10,518,613.50 and 4,358,695.72 is: 6,015,478.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621,577.32 : 10,518,613.50 = 4,358,695.72 : x
  2. Step 2: Convert to fraction form
    7,621,577.32/10,518,613.50 = 4,358,695.72/x
  3. Step 3: Cross multiply
    7,621,577.32x = 10,518,613.50 × 4,358,695.72
  4. Step 4: Simplify right side
    7,621,577.32x = 45,847,435,642,784.22
  5. Step 5: Solve for x
    x = 45,847,435,642,784.22/7,621,577.32
  6. Step 6: Final answer
    x = 6,015,478.65

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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.