Home / 55,977,556.88-77,249,412.05-31,199,340.14

Finding the Fourth Proportional to 55,977,556.88, 77,249,412.05 and 31,199,340.14

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Solution

The fourth proportional to 55,977,556.88, 77,249,412.05 and 31,199,340.14 is: 43,055,303.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,977,556.88 : 77,249,412.05 = 31,199,340.14 : x
  2. Step 2: Convert to fraction form
    55,977,556.88/77,249,412.05 = 31,199,340.14/x
  3. Step 3: Cross multiply
    55,977,556.88x = 77,249,412.05 × 31,199,340.14
  4. Step 4: Simplify right side
    55,977,556.88x = 2,410,130,681,910,406.50
  5. Step 5: Solve for x
    x = 2,410,130,681,910,406.50/55,977,556.88
  6. Step 6: Final answer
    x = 43,055,303.16

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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.