Home / 14,680,970.80-22,021,456.20-10,146,007.60

Finding the Fourth Proportional to 14,680,970.80, 22,021,456.20 and 10,146,007.60

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Solution

The fourth proportional to 14,680,970.80, 22,021,456.20 and 10,146,007.60 is: 15,219,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,680,970.80 : 22,021,456.20 = 10,146,007.60 : x
  2. Step 2: Convert to fraction form
    14,680,970.80/22,021,456.20 = 10,146,007.60/x
  3. Step 3: Cross multiply
    14,680,970.80x = 22,021,456.20 × 10,146,007.60
  4. Step 4: Simplify right side
    14,680,970.80x = 223,429,861,968,267.09
  5. Step 5: Solve for x
    x = 223,429,861,968,267.09/14,680,970.80
  6. Step 6: Final answer
    x = 15,219,011.40

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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.