Home / 40,822,885.40-61,234,328.10-12,069,302.90

Finding the Fourth Proportional to 40,822,885.40, 61,234,328.10 and 12,069,302.90

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Solution

The fourth proportional to 40,822,885.40, 61,234,328.10 and 12,069,302.90 is: 18,103,954.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,822,885.40 : 61,234,328.10 = 12,069,302.90 : x
  2. Step 2: Convert to fraction form
    40,822,885.40/61,234,328.10 = 12,069,302.90/x
  3. Step 3: Cross multiply
    40,822,885.40x = 61,234,328.10 × 12,069,302.90
  4. Step 4: Simplify right side
    40,822,885.40x = 739,055,653,716,881.50
  5. Step 5: Solve for x
    x = 739,055,653,716,881.50/40,822,885.40
  6. Step 6: Final answer
    x = 18,103,954.35

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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.