Home / 11,402,762.36-15,729,846.16-7,050,457.40

Finding the Fourth Proportional to 11,402,762.36, 15,729,846.16 and 7,050,457.40

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Solution

The fourth proportional to 11,402,762.36, 15,729,846.16 and 7,050,457.40 is: 9,725,942.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402,762.36 : 15,729,846.16 = 7,050,457.40 : x
  2. Step 2: Convert to fraction form
    11,402,762.36/15,729,846.16 = 7,050,457.40/x
  3. Step 3: Cross multiply
    11,402,762.36x = 15,729,846.16 × 7,050,457.40
  4. Step 4: Simplify right side
    11,402,762.36x = 110,902,610,259,633.59
  5. Step 5: Solve for x
    x = 110,902,610,259,633.59/11,402,762.36
  6. Step 6: Final answer
    x = 9,725,942.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.