Home / 18,193,434.67-25,109,141.67-10,354,852.84

Finding the Fourth Proportional to 18,193,434.67, 25,109,141.67 and 10,354,852.84

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Solution

The fourth proportional to 18,193,434.67, 25,109,141.67 and 10,354,852.84 is: 14,290,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193,434.67 : 25,109,141.67 = 10,354,852.84 : x
  2. Step 2: Convert to fraction form
    18,193,434.67/25,109,141.67 = 10,354,852.84/x
  3. Step 3: Cross multiply
    18,193,434.67x = 25,109,141.67 × 10,354,852.84
  4. Step 4: Simplify right side
    18,193,434.67x = 260,001,466,931,561.84
  5. Step 5: Solve for x
    x = 260,001,466,931,561.84/18,193,434.67
  6. Step 6: Final answer
    x = 14,290,950.10

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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.