Home / 6,434,888.46-8,880,253.11-3,534,547.74

Finding the Fourth Proportional to 6,434,888.46, 8,880,253.11 and 3,534,547.74

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Solution

The fourth proportional to 6,434,888.46, 8,880,253.11 and 3,534,547.74 is: 4,877,734.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434,888.46 : 8,880,253.11 = 3,534,547.74 : x
  2. Step 2: Convert to fraction form
    6,434,888.46/8,880,253.11 = 3,534,547.74/x
  3. Step 3: Cross multiply
    6,434,888.46x = 8,880,253.11 × 3,534,547.74
  4. Step 4: Simplify right side
    6,434,888.46x = 31,387,678,560,578.47
  5. Step 5: Solve for x
    x = 31,387,678,560,578.47/6,434,888.46
  6. Step 6: Final answer
    x = 4,877,734.67

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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.