Home / 10,314,677.40-15,472,016.10-2,742,408.60

Finding the Fourth Proportional to 10,314,677.40, 15,472,016.10 and 2,742,408.60

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Solution

The fourth proportional to 10,314,677.40, 15,472,016.10 and 2,742,408.60 is: 4,113,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314,677.40 : 15,472,016.10 = 2,742,408.60 : x
  2. Step 2: Convert to fraction form
    10,314,677.40/15,472,016.10 = 2,742,408.60/x
  3. Step 3: Cross multiply
    10,314,677.40x = 15,472,016.10 × 2,742,408.60
  4. Step 4: Simplify right side
    10,314,677.40x = 42,430,590,011,978.46
  5. Step 5: Solve for x
    x = 42,430,590,011,978.46/10,314,677.40
  6. Step 6: Final answer
    x = 4,113,612.90

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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.