Home / 9,917,698.40-14,860,801.20-6,547,968.80

Finding the Fourth Proportional to 9,917,698.40, 14,860,801.20 and 6,547,968.80

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Solution

The fourth proportional to 9,917,698.40, 14,860,801.20 and 6,547,968.80 is: 9,811,556.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917,698.40 : 14,860,801.20 = 6,547,968.80 : x
  2. Step 2: Convert to fraction form
    9,917,698.40/14,860,801.20 = 6,547,968.80/x
  3. Step 3: Cross multiply
    9,917,698.40x = 14,860,801.20 × 6,547,968.80
  4. Step 4: Simplify right side
    9,917,698.40x = 97,308,062,600,602.55
  5. Step 5: Solve for x
    x = 97,308,062,600,602.55/9,917,698.40
  6. Step 6: Final answer
    x = 9,811,556.94

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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.