Home / 18,717,447.80-28,097,166.90-14,476,417.40

Finding the Fourth Proportional to 18,717,447.80, 28,097,166.90 and 14,476,417.40

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Solution

The fourth proportional to 18,717,447.80, 28,097,166.90 and 14,476,417.40 is: 21,730,864.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,717,447.80 : 28,097,166.90 = 14,476,417.40 : x
  2. Step 2: Convert to fraction form
    18,717,447.80/28,097,166.90 = 14,476,417.40/x
  3. Step 3: Cross multiply
    18,717,447.80x = 28,097,166.90 × 14,476,417.40
  4. Step 4: Simplify right side
    18,717,447.80x = 406,746,315,801,864.06
  5. Step 5: Solve for x
    x = 406,746,315,801,864.06/18,717,447.80
  6. Step 6: Final answer
    x = 21,730,864.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.