Home / 28,985,875.80-40,000,591.74-16,596,159.36

Finding the Fourth Proportional to 28,985,875.80, 40,000,591.74 and 16,596,159.36

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Solution

The fourth proportional to 28,985,875.80, 40,000,591.74 and 16,596,159.36 is: 22,902,747.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,985,875.80 : 40,000,591.74 = 16,596,159.36 : x
  2. Step 2: Convert to fraction form
    28,985,875.80/40,000,591.74 = 16,596,159.36/x
  3. Step 3: Cross multiply
    28,985,875.80x = 40,000,591.74 × 16,596,159.36
  4. Step 4: Simplify right side
    28,985,875.80x = 663,856,195,011,339.75
  5. Step 5: Solve for x
    x = 663,856,195,011,339.75/28,985,875.80
  6. Step 6: Final answer
    x = 22,902,747.52

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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.