Home / 28,880,790.48-43,312,039.47-9,445,525.92

Finding the Fourth Proportional to 28,880,790.48, 43,312,039.47 and 9,445,525.92

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Solution

The fourth proportional to 28,880,790.48, 43,312,039.47 and 9,445,525.92 is: 14,165,297.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,880,790.48 : 43,312,039.47 = 9,445,525.92 : x
  2. Step 2: Convert to fraction form
    28,880,790.48/43,312,039.47 = 9,445,525.92/x
  3. Step 3: Cross multiply
    28,880,790.48x = 43,312,039.47 × 9,445,525.92
  4. Step 4: Simplify right side
    28,880,790.48x = 409,104,991,461,948.06
  5. Step 5: Solve for x
    x = 409,104,991,461,948.06/28,880,790.48
  6. Step 6: Final answer
    x = 14,165,297.58

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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.