Home / 7,429,065.12-10,254,299.76-4,851,148.32

Finding the Fourth Proportional to 7,429,065.12, 10,254,299.76 and 4,851,148.32

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Solution

The fourth proportional to 7,429,065.12, 10,254,299.76 and 4,851,148.32 is: 6,696,014.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429,065.12 : 10,254,299.76 = 4,851,148.32 : x
  2. Step 2: Convert to fraction form
    7,429,065.12/10,254,299.76 = 4,851,148.32/x
  3. Step 3: Cross multiply
    7,429,065.12x = 10,254,299.76 × 4,851,148.32
  4. Step 4: Simplify right side
    7,429,065.12x = 49,745,129,053,500.41
  5. Step 5: Solve for x
    x = 49,745,129,053,500.41/7,429,065.12
  6. Step 6: Final answer
    x = 6,696,014.67

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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.