Home / 21,870,023.40-32,805,035.10-16,201,319.40

Finding the Fourth Proportional to 21,870,023.40, 32,805,035.10 and 16,201,319.40

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Solution

The fourth proportional to 21,870,023.40, 32,805,035.10 and 16,201,319.40 is: 24,301,979.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,870,023.40 : 32,805,035.10 = 16,201,319.40 : x
  2. Step 2: Convert to fraction form
    21,870,023.40/32,805,035.10 = 16,201,319.40/x
  3. Step 3: Cross multiply
    21,870,023.40x = 32,805,035.10 × 16,201,319.40
  4. Step 4: Simplify right side
    21,870,023.40x = 531,484,851,583,311
  5. Step 5: Solve for x
    x = 531,484,851,583,311/21,870,023.40
  6. Step 6: Final answer
    x = 24,301,979.10

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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.