Home / 21,184,848.60-31,772,543.58-9,823,821

Finding the Fourth Proportional to 21,184,848.60, 31,772,543.58 and 9,823,821

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Solution

The fourth proportional to 21,184,848.60, 31,772,543.58 and 9,823,821 is: 14,733,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,184,848.60 : 31,772,543.58 = 9,823,821 : x
  2. Step 2: Convert to fraction form
    21,184,848.60/31,772,543.58 = 9,823,821/x
  3. Step 3: Cross multiply
    21,184,848.60x = 31,772,543.58 × 9,823,821
  4. Step 4: Simplify right side
    21,184,848.60x = 312,127,780,844,619.19
  5. Step 5: Solve for x
    x = 312,127,780,844,619.19/21,184,848.60
  6. Step 6: Final answer
    x = 14,733,538.42

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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.