Home / 30,843,526.75-42,583,420.14-19,849,382.98

Finding the Fourth Proportional to 30,843,526.75, 42,583,420.14 and 19,849,382.98

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Solution

The fourth proportional to 30,843,526.75, 42,583,420.14 and 19,849,382.98 is: 27,404,603.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,843,526.75 : 42,583,420.14 = 19,849,382.98 : x
  2. Step 2: Convert to fraction form
    30,843,526.75/42,583,420.14 = 19,849,382.98/x
  3. Step 3: Cross multiply
    30,843,526.75x = 42,583,420.14 × 19,849,382.98
  4. Step 4: Simplify right side
    30,843,526.75x = 845,254,614,776,211.38
  5. Step 5: Solve for x
    x = 845,254,614,776,211.38/30,843,526.75
  6. Step 6: Final answer
    x = 27,404,603.30

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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.