Home / 11,611,541.40-17,396,316.90-9,931,925.40

Finding the Fourth Proportional to 11,611,541.40, 17,396,316.90 and 9,931,925.40

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Solution

The fourth proportional to 11,611,541.40, 17,396,316.90 and 9,931,925.40 is: 14,879,929.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611,541.40 : 17,396,316.90 = 9,931,925.40 : x
  2. Step 2: Convert to fraction form
    11,611,541.40/17,396,316.90 = 9,931,925.40/x
  3. Step 3: Cross multiply
    11,611,541.40x = 17,396,316.90 × 9,931,925.40
  4. Step 4: Simplify right side
    11,611,541.40x = 172,778,921,685,559.25
  5. Step 5: Solve for x
    x = 172,778,921,685,559.25/11,611,541.40
  6. Step 6: Final answer
    x = 14,879,929.87

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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.