Home / 19,172,827.50-26,459,154.86-11,339,055.01

Finding the Fourth Proportional to 19,172,827.50, 26,459,154.86 and 11,339,055.01

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Solution

The fourth proportional to 19,172,827.50, 26,459,154.86 and 11,339,055.01 is: 15,648,282.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,827.50 : 26,459,154.86 = 11,339,055.01 : x
  2. Step 2: Convert to fraction form
    19,172,827.50/26,459,154.86 = 11,339,055.01/x
  3. Step 3: Cross multiply
    19,172,827.50x = 26,459,154.86 × 11,339,055.01
  4. Step 4: Simplify right side
    19,172,827.50x = 300,021,812,409,483.31
  5. Step 5: Solve for x
    x = 300,021,812,409,483.31/19,172,827.50
  6. Step 6: Final answer
    x = 15,648,282.05

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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.