Home / 40,012,363.67-55,216,342.85-22,608,334.31

Finding the Fourth Proportional to 40,012,363.67, 55,216,342.85 and 22,608,334.31

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Solution

The fourth proportional to 40,012,363.67, 55,216,342.85 and 22,608,334.31 is: 31,199,095.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,012,363.67 : 55,216,342.85 = 22,608,334.31 : x
  2. Step 2: Convert to fraction form
    40,012,363.67/55,216,342.85 = 22,608,334.31/x
  3. Step 3: Cross multiply
    40,012,363.67x = 55,216,342.85 × 22,608,334.31
  4. Step 4: Simplify right side
    40,012,363.67x = 1,248,349,538,139,254.75
  5. Step 5: Solve for x
    x = 1,248,349,538,139,254.75/40,012,363.67
  6. Step 6: Final answer
    x = 31,199,095.07

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1.5x scale

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.