Home / 28,974,739.60-43,434,461.40-10,774,061.20

Finding the Fourth Proportional to 28,974,739.60, 43,434,461.40 and 10,774,061.20

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Solution

The fourth proportional to 28,974,739.60, 43,434,461.40 and 10,774,061.20 is: 16,150,811.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,974,739.60 : 43,434,461.40 = 10,774,061.20 : x
  2. Step 2: Convert to fraction form
    28,974,739.60/43,434,461.40 = 10,774,061.20/x
  3. Step 3: Cross multiply
    28,974,739.60x = 43,434,461.40 × 10,774,061.20
  4. Step 4: Simplify right side
    28,974,739.60x = 467,965,545,312,637.62
  5. Step 5: Solve for x
    x = 467,965,545,312,637.62/28,974,739.60
  6. Step 6: Final answer
    x = 16,150,811.08

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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.