Home / 15,996,860.70-23,995,291.05-7,021,412.70

Finding the Fourth Proportional to 15,996,860.70, 23,995,291.05 and 7,021,412.70

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Solution

The fourth proportional to 15,996,860.70, 23,995,291.05 and 7,021,412.70 is: 10,532,119.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996,860.70 : 23,995,291.05 = 7,021,412.70 : x
  2. Step 2: Convert to fraction form
    15,996,860.70/23,995,291.05 = 7,021,412.70/x
  3. Step 3: Cross multiply
    15,996,860.70x = 23,995,291.05 × 7,021,412.70
  4. Step 4: Simplify right side
    15,996,860.70x = 168,480,841,318,666.34
  5. Step 5: Solve for x
    x = 168,480,841,318,666.34/15,996,860.70
  6. Step 6: Final answer
    x = 10,532,119.05

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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.