Home / 5,423,403.74-7,484,276.45-2,976,055.70

Finding the Fourth Proportional to 5,423,403.74, 7,484,276.45 and 2,976,055.70

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Solution

The fourth proportional to 5,423,403.74, 7,484,276.45 and 2,976,055.70 is: 4,106,945.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,403.74 : 7,484,276.45 = 2,976,055.70 : x
  2. Step 2: Convert to fraction form
    5,423,403.74/7,484,276.45 = 2,976,055.70/x
  3. Step 3: Cross multiply
    5,423,403.74x = 7,484,276.45 × 2,976,055.70
  4. Step 4: Simplify right side
    5,423,403.74x = 22,273,623,537,096.61
  5. Step 5: Solve for x
    x = 22,273,623,537,096.61/5,423,403.74
  6. Step 6: Final answer
    x = 4,106,945.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.