Home / 12,924,378.98-17,835,411.60-7,044,066.12

Finding the Fourth Proportional to 12,924,378.98, 17,835,411.60 and 7,044,066.12

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Solution

The fourth proportional to 12,924,378.98, 17,835,411.60 and 7,044,066.12 is: 9,720,685.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924,378.98 : 17,835,411.60 = 7,044,066.12 : x
  2. Step 2: Convert to fraction form
    12,924,378.98/17,835,411.60 = 7,044,066.12/x
  3. Step 3: Cross multiply
    12,924,378.98x = 17,835,411.60 × 7,044,066.12
  4. Step 4: Simplify right side
    12,924,378.98x = 125,633,818,587,815
  5. Step 5: Solve for x
    x = 125,633,818,587,815/12,924,378.98
  6. Step 6: Final answer
    x = 9,720,685.13

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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.