Home / 10,999,543.10-15,431,246.80-10,999,543.10

Finding the Fourth Proportional to 10,999,543.10, 15,431,246.80 and 10,999,543.10

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Solution

The fourth proportional to 10,999,543.10, 15,431,246.80 and 10,999,543.10 is: 15,431,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,999,543.10 : 15,431,246.80 = 10,999,543.10 : x
  2. Step 2: Convert to fraction form
    10,999,543.10/15,431,246.80 = 10,999,543.10/x
  3. Step 3: Cross multiply
    10,999,543.10x = 15,431,246.80 × 10,999,543.10
  4. Step 4: Simplify right side
    10,999,543.10x = 169,736,664,263,337.09
  5. Step 5: Solve for x
    x = 169,736,664,263,337.09/10,999,543.10
  6. Step 6: Final answer
    x = 15,431,246.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.