Home / 10,772,690.40-16,167,848.40-10,688,709.60

Finding the Fourth Proportional to 10,772,690.40, 16,167,848.40 and 10,688,709.60

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Solution

The fourth proportional to 10,772,690.40, 16,167,848.40 and 10,688,709.60 is: 16,041,808.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772,690.40 : 16,167,848.40 = 10,688,709.60 : x
  2. Step 2: Convert to fraction form
    10,772,690.40/16,167,848.40 = 10,688,709.60/x
  3. Step 3: Cross multiply
    10,772,690.40x = 16,167,848.40 × 10,688,709.60
  4. Step 4: Simplify right side
    10,772,690.40x = 172,813,436,404,424.62
  5. Step 5: Solve for x
    x = 172,813,436,404,424.62/10,772,690.40
  6. Step 6: Final answer
    x = 16,041,808.50

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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.