Home / 14,357,555.60-21,518,372.45-7,171,095.47

Finding the Fourth Proportional to 14,357,555.60, 21,518,372.45 and 7,171,095.47

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Solution

The fourth proportional to 14,357,555.60, 21,518,372.45 and 7,171,095.47 is: 10,747,672.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357,555.60 : 21,518,372.45 = 7,171,095.47 : x
  2. Step 2: Convert to fraction form
    14,357,555.60/21,518,372.45 = 7,171,095.47/x
  3. Step 3: Cross multiply
    14,357,555.60x = 21,518,372.45 × 7,171,095.47
  4. Step 4: Simplify right side
    14,357,555.60x = 154,310,303,054,520.47
  5. Step 5: Solve for x
    x = 154,310,303,054,520.47/14,357,555.60
  6. Step 6: Final answer
    x = 10,747,672.33

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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.