Home / 30,551,846.67-42,272,572.50-26,639,754.84

Finding the Fourth Proportional to 30,551,846.67, 42,272,572.50 and 26,639,754.84

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Solution

The fourth proportional to 30,551,846.67, 42,272,572.50 and 26,639,754.84 is: 36,859,669.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,551,846.67 : 42,272,572.50 = 26,639,754.84 : x
  2. Step 2: Convert to fraction form
    30,551,846.67/42,272,572.50 = 26,639,754.84/x
  3. Step 3: Cross multiply
    30,551,846.67x = 42,272,572.50 × 26,639,754.84
  4. Step 4: Simplify right side
    30,551,846.67x = 1,126,130,967,856,126
  5. Step 5: Solve for x
    x = 1,126,130,967,856,126/30,551,846.67
  6. Step 6: Final answer
    x = 36,859,669.40

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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.