Home / 10,856,886.40-16,285,329.60-9,927,913.60

Finding the Fourth Proportional to 10,856,886.40, 16,285,329.60 and 9,927,913.60

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Solution

The fourth proportional to 10,856,886.40, 16,285,329.60 and 9,927,913.60 is: 14,891,870.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,886.40 : 16,285,329.60 = 9,927,913.60 : x
  2. Step 2: Convert to fraction form
    10,856,886.40/16,285,329.60 = 9,927,913.60/x
  3. Step 3: Cross multiply
    10,856,886.40x = 16,285,329.60 × 9,927,913.60
  4. Step 4: Simplify right side
    10,856,886.40x = 161,679,345,216,322.56
  5. Step 5: Solve for x
    x = 161,679,345,216,322.56/10,856,886.40
  6. Step 6: Final answer
    x = 14,891,870.40

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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.