Home / 30,301,365.60-45,458,431.87-9,829,486.68

Finding the Fourth Proportional to 30,301,365.60, 45,458,431.87 and 9,829,486.68

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Solution

The fourth proportional to 30,301,365.60, 45,458,431.87 and 9,829,486.68 is: 14,746,300.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,301,365.60 : 45,458,431.87 = 9,829,486.68 : x
  2. Step 2: Convert to fraction form
    30,301,365.60/45,458,431.87 = 9,829,486.68/x
  3. Step 3: Cross multiply
    30,301,365.60x = 45,458,431.87 × 9,829,486.68
  4. Step 4: Simplify right side
    30,301,365.60x = 446,833,050,332,560.31
  5. Step 5: Solve for x
    x = 446,833,050,332,560.31/30,301,365.60
  6. Step 6: Final answer
    x = 14,746,300.75

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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.