Home / 10,688,390.59-16,026,818.39-4,849,389.45

Finding the Fourth Proportional to 10,688,390.59, 16,026,818.39 and 4,849,389.45

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Solution

The fourth proportional to 10,688,390.59, 16,026,818.39 and 4,849,389.45 is: 7,271,467.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688,390.59 : 16,026,818.39 = 4,849,389.45 : x
  2. Step 2: Convert to fraction form
    10,688,390.59/16,026,818.39 = 4,849,389.45/x
  3. Step 3: Cross multiply
    10,688,390.59x = 16,026,818.39 × 4,849,389.45
  4. Step 4: Simplify right side
    10,688,390.59x = 77,720,284,017,531.98
  5. Step 5: Solve for x
    x = 77,720,284,017,531.98/10,688,390.59
  6. Step 6: Final answer
    x = 7,271,467.43

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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.