Home / 15,769,895.76-21,758,342.48-9,240,017.04

Finding the Fourth Proportional to 15,769,895.76, 21,758,342.48 and 9,240,017.04

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Solution

The fourth proportional to 15,769,895.76, 21,758,342.48 and 9,240,017.04 is: 12,748,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769,895.76 : 21,758,342.48 = 9,240,017.04 : x
  2. Step 2: Convert to fraction form
    15,769,895.76/21,758,342.48 = 9,240,017.04/x
  3. Step 3: Cross multiply
    15,769,895.76x = 21,758,342.48 × 9,240,017.04
  4. Step 4: Simplify right side
    15,769,895.76x = 201,047,455,277,355.84
  5. Step 5: Solve for x
    x = 201,047,455,277,355.84/15,769,895.76
  6. Step 6: Final answer
    x = 12,748,813.20

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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.