Home / 12,471,411.03-17,209,688.85-6,889,410.63

Finding the Fourth Proportional to 12,471,411.03, 17,209,688.85 and 6,889,410.63

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Solution

The fourth proportional to 12,471,411.03, 17,209,688.85 and 6,889,410.63 is: 9,506,912.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,471,411.03 : 17,209,688.85 = 6,889,410.63 : x
  2. Step 2: Convert to fraction form
    12,471,411.03/17,209,688.85 = 6,889,410.63/x
  3. Step 3: Cross multiply
    12,471,411.03x = 17,209,688.85 × 6,889,410.63
  4. Step 4: Simplify right side
    12,471,411.03x = 118,564,613,302,182.48
  5. Step 5: Solve for x
    x = 118,564,613,302,182.48/12,471,411.03
  6. Step 6: Final answer
    x = 9,506,912.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.