Home / 6,445,559.20-9,656,674.80-3,072,330.40

Finding the Fourth Proportional to 6,445,559.20, 9,656,674.80 and 3,072,330.40

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Solution

The fourth proportional to 6,445,559.20, 9,656,674.80 and 3,072,330.40 is: 4,602,935.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445,559.20 : 9,656,674.80 = 3,072,330.40 : x
  2. Step 2: Convert to fraction form
    6,445,559.20/9,656,674.80 = 3,072,330.40/x
  3. Step 3: Cross multiply
    6,445,559.20x = 9,656,674.80 × 3,072,330.40
  4. Step 4: Simplify right side
    6,445,559.20x = 29,668,495,550,953.92
  5. Step 5: Solve for x
    x = 29,668,495,550,953.92/6,445,559.20
  6. Step 6: Final answer
    x = 4,602,935.86

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1.5x scale

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.