Home / 19,813,985.02-27,343,497.40-11,111,970.80

Finding the Fourth Proportional to 19,813,985.02, 27,343,497.40 and 11,111,970.80

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Solution

The fourth proportional to 19,813,985.02, 27,343,497.40 and 11,111,970.80 is: 15,334,630.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,813,985.02 : 27,343,497.40 = 11,111,970.80 : x
  2. Step 2: Convert to fraction form
    19,813,985.02/27,343,497.40 = 11,111,970.80/x
  3. Step 3: Cross multiply
    19,813,985.02x = 27,343,497.40 × 11,111,970.80
  4. Step 4: Simplify right side
    19,813,985.02x = 303,840,144,678,675.94
  5. Step 5: Solve for x
    x = 303,840,144,678,675.94/19,813,985.02
  6. Step 6: Final answer
    x = 15,334,630.79

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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.