Home / 14,631,366.53-20,191,015.65-8,104,852.79

Finding the Fourth Proportional to 14,631,366.53, 20,191,015.65 and 8,104,852.79

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Solution

The fourth proportional to 14,631,366.53, 20,191,015.65 and 8,104,852.79 is: 11,184,547.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631,366.53 : 20,191,015.65 = 8,104,852.79 : x
  2. Step 2: Convert to fraction form
    14,631,366.53/20,191,015.65 = 8,104,852.79/x
  3. Step 3: Cross multiply
    14,631,366.53x = 20,191,015.65 × 8,104,852.79
  4. Step 4: Simplify right side
    14,631,366.53x = 163,645,209,422,881.06
  5. Step 5: Solve for x
    x = 163,645,209,422,881.06/14,631,366.53
  6. Step 6: Final answer
    x = 11,184,547.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.