Home / 10,374,386.40-15,564,301.20-3,984,847.20

Finding the Fourth Proportional to 10,374,386.40, 15,564,301.20 and 3,984,847.20

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Solution

The fourth proportional to 10,374,386.40, 15,564,301.20 and 3,984,847.20 is: 5,978,316.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374,386.40 : 15,564,301.20 = 3,984,847.20 : x
  2. Step 2: Convert to fraction form
    10,374,386.40/15,564,301.20 = 3,984,847.20/x
  3. Step 3: Cross multiply
    10,374,386.40x = 15,564,301.20 × 3,984,847.20
  4. Step 4: Simplify right side
    10,374,386.40x = 62,021,362,056,776.64
  5. Step 5: Solve for x
    x = 62,021,362,056,776.64/10,374,386.40
  6. Step 6: Final answer
    x = 5,978,316.18

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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.