Home / 26,362,543.12-39,515,913.52-11,995,699.95

Finding the Fourth Proportional to 26,362,543.12, 39,515,913.52 and 11,995,699.95

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Solution

The fourth proportional to 26,362,543.12, 39,515,913.52 and 11,995,699.95 is: 17,980,854.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,362,543.12 : 39,515,913.52 = 11,995,699.95 : x
  2. Step 2: Convert to fraction form
    26,362,543.12/39,515,913.52 = 11,995,699.95/x
  3. Step 3: Cross multiply
    26,362,543.12x = 39,515,913.52 × 11,995,699.95
  4. Step 4: Simplify right side
    26,362,543.12x = 474,021,041,776,089.81
  5. Step 5: Solve for x
    x = 474,021,041,776,089.81/26,362,543.12
  6. Step 6: Final answer
    x = 17,980,854.11

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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.