Home / 19,064,618.43-28,596,678.87-4,687,810.77

Finding the Fourth Proportional to 19,064,618.43, 28,596,678.87 and 4,687,810.77

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Solution

The fourth proportional to 19,064,618.43, 28,596,678.87 and 4,687,810.77 is: 7,031,654.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,064,618.43 : 28,596,678.87 = 4,687,810.77 : x
  2. Step 2: Convert to fraction form
    19,064,618.43/28,596,678.87 = 4,687,810.77/x
  3. Step 3: Cross multiply
    19,064,618.43x = 28,596,678.87 × 4,687,810.77
  4. Step 4: Simplify right side
    19,064,618.43x = 134,055,819,193,017.42
  5. Step 5: Solve for x
    x = 134,055,819,193,017.42/19,064,618.43
  6. Step 6: Final answer
    x = 7,031,654.98

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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.