Home / 47,247,808.40-70,871,712.60-40,445,363.60

Finding the Fourth Proportional to 47,247,808.40, 70,871,712.60 and 40,445,363.60

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Solution

The fourth proportional to 47,247,808.40, 70,871,712.60 and 40,445,363.60 is: 60,668,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,247,808.40 : 70,871,712.60 = 40,445,363.60 : x
  2. Step 2: Convert to fraction form
    47,247,808.40/70,871,712.60 = 40,445,363.60/x
  3. Step 3: Cross multiply
    47,247,808.40x = 70,871,712.60 × 40,445,363.60
  4. Step 4: Simplify right side
    47,247,808.40x = 2,866,432,185,061,701
  5. Step 5: Solve for x
    x = 2,866,432,185,061,701/47,247,808.40
  6. Step 6: Final answer
    x = 60,668,045.40

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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.