Home / 19,312,852.20-28,969,278.30-5,849,680.20

Finding the Fourth Proportional to 19,312,852.20, 28,969,278.30 and 5,849,680.20

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Solution

The fourth proportional to 19,312,852.20, 28,969,278.30 and 5,849,680.20 is: 8,774,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,312,852.20 : 28,969,278.30 = 5,849,680.20 : x
  2. Step 2: Convert to fraction form
    19,312,852.20/28,969,278.30 = 5,849,680.20/x
  3. Step 3: Cross multiply
    19,312,852.20x = 28,969,278.30 × 5,849,680.20
  4. Step 4: Simplify right side
    19,312,852.20x = 169,461,013,679,799.66
  5. Step 5: Solve for x
    x = 169,461,013,679,799.66/19,312,852.20
  6. Step 6: Final answer
    x = 8,774,520.30

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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.