Home / 31,884,378.48-47,826,252.54-14,607,678.78

Finding the Fourth Proportional to 31,884,378.48, 47,826,252.54 and 14,607,678.78

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Solution

The fourth proportional to 31,884,378.48, 47,826,252.54 and 14,607,678.78 is: 21,911,373.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,884,378.48 : 47,826,252.54 = 14,607,678.78 : x
  2. Step 2: Convert to fraction form
    31,884,378.48/47,826,252.54 = 14,607,678.78/x
  3. Step 3: Cross multiply
    31,884,378.48x = 47,826,252.54 × 14,607,678.78
  4. Step 4: Simplify right side
    31,884,378.48x = 698,630,534,355,479
  5. Step 5: Solve for x
    x = 698,630,534,355,479/31,884,378.48
  6. Step 6: Final answer
    x = 21,911,373.77

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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.