Home / 70,900,293.52-106,368,357.24-19,782,282

Finding the Fourth Proportional to 70,900,293.52, 106,368,357.24 and 19,782,282

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Solution

The fourth proportional to 70,900,293.52, 106,368,357.24 and 19,782,282 is: 29,678,422.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,900,293.52 : 106,368,357.24 = 19,782,282 : x
  2. Step 2: Convert to fraction form
    70,900,293.52/106,368,357.24 = 19,782,282/x
  3. Step 3: Cross multiply
    70,900,293.52x = 106,368,357.24 × 19,782,282
  4. Step 4: Simplify right side
    70,900,293.52x = 2,104,208,838,798,421.50
  5. Step 5: Solve for x
    x = 2,104,208,838,798,421.50/70,900,293.52
  6. Step 6: Final answer
    x = 29,678,422.11

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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.