Home / 10,780,056.80-16,146,465.60-9,583,330.40

Finding the Fourth Proportional to 10,780,056.80, 16,146,465.60 and 9,583,330.40

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Solution

The fourth proportional to 10,780,056.80, 16,146,465.60 and 9,583,330.40 is: 14,353,998.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,056.80 : 16,146,465.60 = 9,583,330.40 : x
  2. Step 2: Convert to fraction form
    10,780,056.80/16,146,465.60 = 9,583,330.40/x
  3. Step 3: Cross multiply
    10,780,056.80x = 16,146,465.60 × 9,583,330.40
  4. Step 4: Simplify right side
    10,780,056.80x = 154,736,914,637,034.25
  5. Step 5: Solve for x
    x = 154,736,914,637,034.25/10,780,056.80
  6. Step 6: Final answer
    x = 14,353,998.08

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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.