Home / 18,516,725.40-25,553,492.61-10,569,107.28

Finding the Fourth Proportional to 18,516,725.40, 25,553,492.61 and 10,569,107.28

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Solution

The fourth proportional to 18,516,725.40, 25,553,492.61 and 10,569,107.28 is: 14,585,602.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,516,725.40 : 25,553,492.61 = 10,569,107.28 : x
  2. Step 2: Convert to fraction form
    18,516,725.40/25,553,492.61 = 10,569,107.28/x
  3. Step 3: Cross multiply
    18,516,725.40x = 25,553,492.61 × 10,569,107.28
  4. Step 4: Simplify right side
    18,516,725.40x = 270,077,604,773,777.19
  5. Step 5: Solve for x
    x = 270,077,604,773,777.19/18,516,725.40
  6. Step 6: Final answer
    x = 14,585,602.96

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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.