Home / 13,051,612.40-19,569,642.60-8,006,543.60

Finding the Fourth Proportional to 13,051,612.40, 19,569,642.60 and 8,006,543.60

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Solution

The fourth proportional to 13,051,612.40, 19,569,642.60 and 8,006,543.60 is: 12,005,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051,612.40 : 19,569,642.60 = 8,006,543.60 : x
  2. Step 2: Convert to fraction form
    13,051,612.40/19,569,642.60 = 8,006,543.60/x
  3. Step 3: Cross multiply
    13,051,612.40x = 19,569,642.60 × 8,006,543.60
  4. Step 4: Simplify right side
    13,051,612.40x = 156,685,196,713,317.38
  5. Step 5: Solve for x
    x = 156,685,196,713,317.38/13,051,612.40
  6. Step 6: Final answer
    x = 12,005,045.19

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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.