Home / 28,732,923.20-43,111,826.40-13,579,054.40

Finding the Fourth Proportional to 28,732,923.20, 43,111,826.40 and 13,579,054.40

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Solution

The fourth proportional to 28,732,923.20, 43,111,826.40 and 13,579,054.40 is: 20,374,461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,732,923.20 : 43,111,826.40 = 13,579,054.40 : x
  2. Step 2: Convert to fraction form
    28,732,923.20/43,111,826.40 = 13,579,054.40/x
  3. Step 3: Cross multiply
    28,732,923.20x = 43,111,826.40 × 13,579,054.40
  4. Step 4: Simplify right side
    28,732,923.20x = 585,417,835,968,956.12
  5. Step 5: Solve for x
    x = 585,417,835,968,956.12/28,732,923.20
  6. Step 6: Final answer
    x = 20,374,461.45

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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.