Home / 21,870,016.40-32,805,024.60-16,201,312.40

Finding the Fourth Proportional to 21,870,016.40, 32,805,024.60 and 16,201,312.40

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Solution

The fourth proportional to 21,870,016.40, 32,805,024.60 and 16,201,312.40 is: 24,301,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,870,016.40 : 32,805,024.60 = 16,201,312.40 : x
  2. Step 2: Convert to fraction form
    21,870,016.40/32,805,024.60 = 16,201,312.40/x
  3. Step 3: Cross multiply
    21,870,016.40x = 32,805,024.60 × 16,201,312.40
  4. Step 4: Simplify right side
    21,870,016.40x = 531,484,451,834,285.06
  5. Step 5: Solve for x
    x = 531,484,451,834,285.06/21,870,016.40
  6. Step 6: Final answer
    x = 24,301,968.60

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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.