Home / 37,972,984.95-52,402,970.83-20,569,330.17

Finding the Fourth Proportional to 37,972,984.95, 52,402,970.83 and 20,569,330.17

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Solution

The fourth proportional to 37,972,984.95, 52,402,970.83 and 20,569,330.17 is: 28,385,811.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,972,984.95 : 52,402,970.83 = 20,569,330.17 : x
  2. Step 2: Convert to fraction form
    37,972,984.95/52,402,970.83 = 20,569,330.17/x
  3. Step 3: Cross multiply
    37,972,984.95x = 52,402,970.83 × 20,569,330.17
  4. Step 4: Simplify right side
    37,972,984.95x = 1,077,894,008,891,149
  5. Step 5: Solve for x
    x = 1,077,894,008,891,149/37,972,984.95
  6. Step 6: Final answer
    x = 28,385,811.92

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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.