Home / 12,861,218.19-17,748,411.03-7,060,098.63

Finding the Fourth Proportional to 12,861,218.19, 17,748,411.03 and 7,060,098.63

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Solution

The fourth proportional to 12,861,218.19, 17,748,411.03 and 7,060,098.63 is: 9,742,897.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,861,218.19 : 17,748,411.03 = 7,060,098.63 : x
  2. Step 2: Convert to fraction form
    12,861,218.19/17,748,411.03 = 7,060,098.63/x
  3. Step 3: Cross multiply
    12,861,218.19x = 17,748,411.03 × 7,060,098.63
  4. Step 4: Simplify right side
    12,861,218.19x = 125,305,532,397,579.89
  5. Step 5: Solve for x
    x = 125,305,532,397,579.89/12,861,218.19
  6. Step 6: Final answer
    x = 9,742,897.64

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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.