Home / 18,427,206.83-25,429,681.79-10,167,575.70

Finding the Fourth Proportional to 18,427,206.83, 25,429,681.79 and 10,167,575.70

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Solution

The fourth proportional to 18,427,206.83, 25,429,681.79 and 10,167,575.70 is: 14,031,329.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,427,206.83 : 25,429,681.79 = 10,167,575.70 : x
  2. Step 2: Convert to fraction form
    18,427,206.83/25,429,681.79 = 10,167,575.70/x
  3. Step 3: Cross multiply
    18,427,206.83x = 25,429,681.79 × 10,167,575.70
  4. Step 4: Simplify right side
    18,427,206.83x = 258,558,214,637,880.06
  5. Step 5: Solve for x
    x = 258,558,214,637,880.06/18,427,206.83
  6. Step 6: Final answer
    x = 14,031,329.71

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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.