Home / 18,424,748.69-25,426,011.18-10,165,159.09

Finding the Fourth Proportional to 18,424,748.69, 25,426,011.18 and 10,165,159.09

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Solution

The fourth proportional to 18,424,748.69, 25,426,011.18 and 10,165,159.09 is: 14,027,841.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424,748.69 : 25,426,011.18 = 10,165,159.09 : x
  2. Step 2: Convert to fraction form
    18,424,748.69/25,426,011.18 = 10,165,159.09/x
  3. Step 3: Cross multiply
    18,424,748.69x = 25,426,011.18 × 10,165,159.09
  4. Step 4: Simplify right side
    18,424,748.69x = 258,459,448,541,688.59
  5. Step 5: Solve for x
    x = 258,459,448,541,688.59/18,424,748.69
  6. Step 6: Final answer
    x = 14,027,841.19

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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.