Home / 12,997,766.00-17,937,477.46-7,196,547.70

Finding the Fourth Proportional to 12,997,766.00, 17,937,477.46 and 7,196,547.70

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Solution

The fourth proportional to 12,997,766.00, 17,937,477.46 and 7,196,547.70 is: 9,931,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,997,766.00 : 17,937,477.46 = 7,196,547.70 : x
  2. Step 2: Convert to fraction form
    12,997,766.00/17,937,477.46 = 7,196,547.70/x
  3. Step 3: Cross multiply
    12,997,766.00x = 17,937,477.46 × 7,196,547.70
  4. Step 4: Simplify right side
    12,997,766.00x = 129,087,912,149,501.80
  5. Step 5: Solve for x
    x = 129,087,912,149,501.80/12,997,766.00
  6. Step 6: Final answer
    x = 9,931,546.09

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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.