Home / 10,779,971.80-16,146,338.10-9,583,245.40

Finding the Fourth Proportional to 10,779,971.80, 16,146,338.10 and 9,583,245.40

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Solution

The fourth proportional to 10,779,971.80, 16,146,338.10 and 9,583,245.40 is: 14,353,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779,971.80 : 16,146,338.10 = 9,583,245.40 : x
  2. Step 2: Convert to fraction form
    10,779,971.80/16,146,338.10 = 9,583,245.40/x
  3. Step 3: Cross multiply
    10,779,971.80x = 16,146,338.10 × 9,583,245.40
  4. Step 4: Simplify right side
    10,779,971.80x = 154,734,320,323,669.75
  5. Step 5: Solve for x
    x = 154,734,320,323,669.75/10,779,971.80
  6. Step 6: Final answer
    x = 14,353,870.60

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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.