Home / 19,693,446.04-27,155,531.10-12,805,154.20

Finding the Fourth Proportional to 19,693,446.04, 27,155,531.10 and 12,805,154.20

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Solution

The fourth proportional to 19,693,446.04, 27,155,531.10 and 12,805,154.20 is: 17,657,182.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,693,446.04 : 27,155,531.10 = 12,805,154.20 : x
  2. Step 2: Convert to fraction form
    19,693,446.04/27,155,531.10 = 12,805,154.20/x
  3. Step 3: Cross multiply
    19,693,446.04x = 27,155,531.10 × 12,805,154.20
  4. Step 4: Simplify right side
    19,693,446.04x = 347,730,763,118,395.62
  5. Step 5: Solve for x
    x = 347,730,763,118,395.62/19,693,446.04
  6. Step 6: Final answer
    x = 17,657,182.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.