Home / 56,743,738.68-85,127,563.63-18,402,263.14

Finding the Fourth Proportional to 56,743,738.68, 85,127,563.63 and 18,402,263.14

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Solution

The fourth proportional to 56,743,738.68, 85,127,563.63 and 18,402,263.14 is: 27,607,271.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,743,738.68 : 85,127,563.63 = 18,402,263.14 : x
  2. Step 2: Convert to fraction form
    56,743,738.68/85,127,563.63 = 18,402,263.14/x
  3. Step 3: Cross multiply
    56,743,738.68x = 85,127,563.63 × 18,402,263.14
  4. Step 4: Simplify right side
    56,743,738.68x = 1,566,539,826,386,353.50
  5. Step 5: Solve for x
    x = 1,566,539,826,386,353.50/56,743,738.68
  6. Step 6: Final answer
    x = 27,607,271.97

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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.