Home / 47,053,566.26-64,938,981.13-28,478,928.46

Finding the Fourth Proportional to 47,053,566.26, 64,938,981.13 and 28,478,928.46

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Solution

The fourth proportional to 47,053,566.26, 64,938,981.13 and 28,478,928.46 is: 39,303,983.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,053,566.26 : 64,938,981.13 = 28,478,928.46 : x
  2. Step 2: Convert to fraction form
    47,053,566.26/64,938,981.13 = 28,478,928.46/x
  3. Step 3: Cross multiply
    47,053,566.26x = 64,938,981.13 × 28,478,928.46
  4. Step 4: Simplify right side
    47,053,566.26x = 1,849,392,597,633,015
  5. Step 5: Solve for x
    x = 1,849,392,597,633,015/47,053,566.26
  6. Step 6: Final answer
    x = 39,303,983.62

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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.