Home / 14,196,681.50-19,591,420.48-8,085,678.62

Finding the Fourth Proportional to 14,196,681.50, 19,591,420.48 and 8,085,678.62

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Solution

The fourth proportional to 14,196,681.50, 19,591,420.48 and 8,085,678.62 is: 11,158,236.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,196,681.50 : 19,591,420.48 = 8,085,678.62 : x
  2. Step 2: Convert to fraction form
    14,196,681.50/19,591,420.48 = 8,085,678.62/x
  3. Step 3: Cross multiply
    14,196,681.50x = 19,591,420.48 × 8,085,678.62
  4. Step 4: Simplify right side
    14,196,681.50x = 158,409,929,710,566.16
  5. Step 5: Solve for x
    x = 158,409,929,710,566.16/14,196,681.50
  6. Step 6: Final answer
    x = 11,158,236.50

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1.5x scale

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.