Home / 15,237,665.40-22,856,247-6,139,541.28

Finding the Fourth Proportional to 15,237,665.40, 22,856,247 and 6,139,541.28

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Solution

The fourth proportional to 15,237,665.40, 22,856,247 and 6,139,541.28 is: 9,209,210.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,237,665.40 : 22,856,247 = 6,139,541.28 : x
  2. Step 2: Convert to fraction form
    15,237,665.40/22,856,247 = 6,139,541.28/x
  3. Step 3: Cross multiply
    15,237,665.40x = 22,856,247 × 6,139,541.28
  4. Step 4: Simplify right side
    15,237,665.40x = 140,326,871,962,376.17
  5. Step 5: Solve for x
    x = 140,326,871,962,376.17/15,237,665.40
  6. Step 6: Final answer
    x = 9,209,210.75

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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.