Home / 28,513,156.95-42,725,705.31-19,254,838.59

Finding the Fourth Proportional to 28,513,156.95, 42,725,705.31 and 19,254,838.59

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Solution

The fourth proportional to 28,513,156.95, 42,725,705.31 and 19,254,838.59 is: 28,852,524.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,513,156.95 : 42,725,705.31 = 19,254,838.59 : x
  2. Step 2: Convert to fraction form
    28,513,156.95/42,725,705.31 = 19,254,838.59/x
  3. Step 3: Cross multiply
    28,513,156.95x = 42,725,705.31 × 19,254,838.59
  4. Step 4: Simplify right side
    28,513,156.95x = 822,676,559,387,956
  5. Step 5: Solve for x
    x = 822,676,559,387,956/28,513,156.95
  6. Step 6: Final answer
    x = 28,852,524.50

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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.