Home / 8,953,669.20-13,430,503.80-2,970,037.20

Finding the Fourth Proportional to 8,953,669.20, 13,430,503.80 and 2,970,037.20

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Solution

The fourth proportional to 8,953,669.20, 13,430,503.80 and 2,970,037.20 is: 4,455,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953,669.20 : 13,430,503.80 = 2,970,037.20 : x
  2. Step 2: Convert to fraction form
    8,953,669.20/13,430,503.80 = 2,970,037.20/x
  3. Step 3: Cross multiply
    8,953,669.20x = 13,430,503.80 × 2,970,037.20
  4. Step 4: Simplify right side
    8,953,669.20x = 39,889,095,900,741.37
  5. Step 5: Solve for x
    x = 39,889,095,900,741.37/8,953,669.20
  6. Step 6: Final answer
    x = 4,455,055.80

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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.