Home / 9,963,399.60-14,913,606.60-7,129,047.60

Finding the Fourth Proportional to 9,963,399.60, 14,913,606.60 and 7,129,047.60

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Solution

The fourth proportional to 9,963,399.60, 14,913,606.60 and 7,129,047.60 is: 10,671,037.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963,399.60 : 14,913,606.60 = 7,129,047.60 : x
  2. Step 2: Convert to fraction form
    9,963,399.60/14,913,606.60 = 7,129,047.60/x
  3. Step 3: Cross multiply
    9,963,399.60x = 14,913,606.60 × 7,129,047.60
  4. Step 4: Simplify right side
    9,963,399.60x = 106,319,811,339,074.16
  5. Step 5: Solve for x
    x = 106,319,811,339,074.16/9,963,399.60
  6. Step 6: Final answer
    x = 10,671,037.56

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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.