Home / 19,123,904.18-26,395,247.34-12,153,222.52

Finding the Fourth Proportional to 19,123,904.18, 26,395,247.34 and 12,153,222.52

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Solution

The fourth proportional to 19,123,904.18, 26,395,247.34 and 12,153,222.52 is: 16,774,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123,904.18 : 26,395,247.34 = 12,153,222.52 : x
  2. Step 2: Convert to fraction form
    19,123,904.18/26,395,247.34 = 12,153,222.52/x
  3. Step 3: Cross multiply
    19,123,904.18x = 26,395,247.34 × 12,153,222.52
  4. Step 4: Simplify right side
    19,123,904.18x = 320,787,314,421,744.06
  5. Step 5: Solve for x
    x = 320,787,314,421,744.06/19,123,904.18
  6. Step 6: Final answer
    x = 16,774,154.04

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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.