Home / 8,512,956.12-11,748,127.66-4,645,726.40

Finding the Fourth Proportional to 8,512,956.12, 11,748,127.66 and 4,645,726.40

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Solution

The fourth proportional to 8,512,956.12, 11,748,127.66 and 4,645,726.40 is: 6,411,237.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512,956.12 : 11,748,127.66 = 4,645,726.40 : x
  2. Step 2: Convert to fraction form
    8,512,956.12/11,748,127.66 = 4,645,726.40/x
  3. Step 3: Cross multiply
    8,512,956.12x = 11,748,127.66 × 4,645,726.40
  4. Step 4: Simplify right side
    8,512,956.12x = 54,578,586,798,437.22
  5. Step 5: Solve for x
    x = 54,578,586,798,437.22/8,512,956.12
  6. Step 6: Final answer
    x = 6,411,237.88

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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.