Home / 31,594,908.30-47,392,362.45-19,424,909.40

Finding the Fourth Proportional to 31,594,908.30, 47,392,362.45 and 19,424,909.40

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Solution

The fourth proportional to 31,594,908.30, 47,392,362.45 and 19,424,909.40 is: 29,137,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,594,908.30 : 47,392,362.45 = 19,424,909.40 : x
  2. Step 2: Convert to fraction form
    31,594,908.30/47,392,362.45 = 19,424,909.40/x
  3. Step 3: Cross multiply
    31,594,908.30x = 47,392,362.45 × 19,424,909.40
  4. Step 4: Simplify right side
    31,594,908.30x = 920,592,346,843,212
  5. Step 5: Solve for x
    x = 920,592,346,843,212/31,594,908.30
  6. Step 6: Final answer
    x = 29,137,364.10

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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.