Home / 28,900,347.52-43,376,510.40-15,448,673.92

Finding the Fourth Proportional to 28,900,347.52, 43,376,510.40 and 15,448,673.92

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Solution

The fourth proportional to 28,900,347.52, 43,376,510.40 and 15,448,673.92 is: 23,186,903.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,900,347.52 : 43,376,510.40 = 15,448,673.92 : x
  2. Step 2: Convert to fraction form
    28,900,347.52/43,376,510.40 = 15,448,673.92/x
  3. Step 3: Cross multiply
    28,900,347.52x = 43,376,510.40 × 15,448,673.92
  4. Step 4: Simplify right side
    28,900,347.52x = 670,109,564,957,088.75
  5. Step 5: Solve for x
    x = 670,109,564,957,088.75/28,900,347.52
  6. Step 6: Final answer
    x = 23,186,903.36

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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.