Home / 26,655,948.12-39,985,417.62-7,485,210.36

Finding the Fourth Proportional to 26,655,948.12, 39,985,417.62 and 7,485,210.36

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Solution

The fourth proportional to 26,655,948.12, 39,985,417.62 and 7,485,210.36 is: 11,228,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,655,948.12 : 39,985,417.62 = 7,485,210.36 : x
  2. Step 2: Convert to fraction form
    26,655,948.12/39,985,417.62 = 7,485,210.36/x
  3. Step 3: Cross multiply
    26,655,948.12x = 39,985,417.62 × 7,485,210.36
  4. Step 4: Simplify right side
    26,655,948.12x = 299,299,262,218,150.56
  5. Step 5: Solve for x
    x = 299,299,262,218,150.56/26,655,948.12
  6. Step 6: Final answer
    x = 11,228,235.47

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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.