Home / 14,128,387.59-21,161,683.55-10,017,247.05

Finding the Fourth Proportional to 14,128,387.59, 21,161,683.55 and 10,017,247.05

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Solution

The fourth proportional to 14,128,387.59, 21,161,683.55 and 10,017,247.05 is: 15,003,963.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,128,387.59 : 21,161,683.55 = 10,017,247.05 : x
  2. Step 2: Convert to fraction form
    14,128,387.59/21,161,683.55 = 10,017,247.05/x
  3. Step 3: Cross multiply
    14,128,387.59x = 21,161,683.55 × 10,017,247.05
  4. Step 4: Simplify right side
    14,128,387.59x = 211,981,812,139,314.16
  5. Step 5: Solve for x
    x = 211,981,812,139,314.16/14,128,387.59
  6. Step 6: Final answer
    x = 15,003,963.53

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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.