Home / 19,416,005.40-29,117,009.70-9,828,197.40

Finding the Fourth Proportional to 19,416,005.40, 29,117,009.70 and 9,828,197.40

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Solution

The fourth proportional to 19,416,005.40, 29,117,009.70 and 9,828,197.40 is: 14,738,753.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,416,005.40 : 29,117,009.70 = 9,828,197.40 : x
  2. Step 2: Convert to fraction form
    19,416,005.40/29,117,009.70 = 9,828,197.40/x
  3. Step 3: Cross multiply
    19,416,005.40x = 29,117,009.70 × 9,828,197.40
  4. Step 4: Simplify right side
    19,416,005.40x = 286,167,719,029,314.81
  5. Step 5: Solve for x
    x = 286,167,719,029,314.81/19,416,005.40
  6. Step 6: Final answer
    x = 14,738,753.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.