Home / 18,689,126.74-25,791,000.03-10,316,501.59

Finding the Fourth Proportional to 18,689,126.74, 25,791,000.03 and 10,316,501.59

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Solution

The fourth proportional to 18,689,126.74, 25,791,000.03 and 10,316,501.59 is: 14,236,775.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,689,126.74 : 25,791,000.03 = 10,316,501.59 : x
  2. Step 2: Convert to fraction form
    18,689,126.74/25,791,000.03 = 10,316,501.59/x
  3. Step 3: Cross multiply
    18,689,126.74x = 25,791,000.03 × 10,316,501.59
  4. Step 4: Simplify right side
    18,689,126.74x = 266,072,892,817,185.06
  5. Step 5: Solve for x
    x = 266,072,892,817,185.06/18,689,126.74
  6. Step 6: Final answer
    x = 14,236,775.03

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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.