Home / 19,152,585.09-26,431,205.40-10,451,235.15

Finding the Fourth Proportional to 19,152,585.09, 26,431,205.40 and 10,451,235.15

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Solution

The fourth proportional to 19,152,585.09, 26,431,205.40 and 10,451,235.15 is: 14,423,052.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,585.09 : 26,431,205.40 = 10,451,235.15 : x
  2. Step 2: Convert to fraction form
    19,152,585.09/26,431,205.40 = 10,451,235.15/x
  3. Step 3: Cross multiply
    19,152,585.09x = 26,431,205.40 × 10,451,235.15
  4. Step 4: Simplify right side
    19,152,585.09x = 276,238,742,933,349.81
  5. Step 5: Solve for x
    x = 276,238,742,933,349.81/19,152,585.09
  6. Step 6: Final answer
    x = 14,423,052.64

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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.