Home / 7,458,819.36-10,289,444.38-4,708,914.72

Finding the Fourth Proportional to 7,458,819.36, 10,289,444.38 and 4,708,914.72

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Solution

The fourth proportional to 7,458,819.36, 10,289,444.38 and 4,708,914.72 is: 6,495,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458,819.36 : 10,289,444.38 = 4,708,914.72 : x
  2. Step 2: Convert to fraction form
    7,458,819.36/10,289,444.38 = 4,708,914.72/x
  3. Step 3: Cross multiply
    7,458,819.36x = 10,289,444.38 × 4,708,914.72
  4. Step 4: Simplify right side
    7,458,819.36x = 48,452,116,101,603.27
  5. Step 5: Solve for x
    x = 48,452,116,101,603.27/7,458,819.36
  6. Step 6: Final answer
    x = 6,495,949.80

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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.