Home / 9,991,852.98-13,788,798.63-5,408,174.35

Finding the Fourth Proportional to 9,991,852.98, 13,788,798.63 and 5,408,174.35

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Solution

The fourth proportional to 9,991,852.98, 13,788,798.63 and 5,408,174.35 is: 7,463,303.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991,852.98 : 13,788,798.63 = 5,408,174.35 : x
  2. Step 2: Convert to fraction form
    9,991,852.98/13,788,798.63 = 5,408,174.35/x
  3. Step 3: Cross multiply
    9,991,852.98x = 13,788,798.63 × 5,408,174.35
  4. Step 4: Simplify right side
    9,991,852.98x = 74,572,227,068,081.14
  5. Step 5: Solve for x
    x = 74,572,227,068,081.14/9,991,852.98
  6. Step 6: Final answer
    x = 7,463,303.07

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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.