Home / 10,527,368.70-15,798,051.45-5,978,408.70

Finding the Fourth Proportional to 10,527,368.70, 15,798,051.45 and 5,978,408.70

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Solution

The fourth proportional to 10,527,368.70, 15,798,051.45 and 5,978,408.70 is: 8,971,587.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,527,368.70 : 15,798,051.45 = 5,978,408.70 : x
  2. Step 2: Convert to fraction form
    10,527,368.70/15,798,051.45 = 5,978,408.70/x
  3. Step 3: Cross multiply
    10,527,368.70x = 15,798,051.45 × 5,978,408.70
  4. Step 4: Simplify right side
    10,527,368.70x = 94,447,208,231,727.61
  5. Step 5: Solve for x
    x = 94,447,208,231,727.61/10,527,368.70
  6. Step 6: Final answer
    x = 8,971,587.39

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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.