Home / 32,860,138.20-45,331,903.98-21,261,482.52

Finding the Fourth Proportional to 32,860,138.20, 45,331,903.98 and 21,261,482.52

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Solution

The fourth proportional to 32,860,138.20, 45,331,903.98 and 21,261,482.52 is: 29,331,084.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,860,138.20 : 45,331,903.98 = 21,261,482.52 : x
  2. Step 2: Convert to fraction form
    32,860,138.20/45,331,903.98 = 21,261,482.52/x
  3. Step 3: Cross multiply
    32,860,138.20x = 45,331,903.98 × 21,261,482.52
  4. Step 4: Simplify right side
    32,860,138.20x = 963,823,484,069,088.38
  5. Step 5: Solve for x
    x = 963,823,484,069,088.38/32,860,138.20
  6. Step 6: Final answer
    x = 29,331,084.31

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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.