Home / 12,926,493.31-17,838,681.06-7,125,482.66

Finding the Fourth Proportional to 12,926,493.31, 17,838,681.06 and 7,125,482.66

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Solution

The fourth proportional to 12,926,493.31, 17,838,681.06 and 7,125,482.66 is: 9,833,232.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926,493.31 : 17,838,681.06 = 7,125,482.66 : x
  2. Step 2: Convert to fraction form
    12,926,493.31/17,838,681.06 = 7,125,482.66/x
  3. Step 3: Cross multiply
    12,926,493.31x = 17,838,681.06 × 7,125,482.66
  4. Step 4: Simplify right side
    12,926,493.31x = 127,109,212,570,300.41
  5. Step 5: Solve for x
    x = 127,109,212,570,300.41/12,926,493.31
  6. Step 6: Final answer
    x = 9,833,232.38

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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.