Home / 12,402,210.80-18,603,316.20-8,974,416.35

Finding the Fourth Proportional to 12,402,210.80, 18,603,316.20 and 8,974,416.35

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Solution

The fourth proportional to 12,402,210.80, 18,603,316.20 and 8,974,416.35 is: 13,461,624.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,402,210.80 : 18,603,316.20 = 8,974,416.35 : x
  2. Step 2: Convert to fraction form
    12,402,210.80/18,603,316.20 = 8,974,416.35/x
  3. Step 3: Cross multiply
    12,402,210.80x = 18,603,316.20 × 8,974,416.35
  4. Step 4: Simplify right side
    12,402,210.80x = 166,953,905,069,499.84
  5. Step 5: Solve for x
    x = 166,953,905,069,499.84/12,402,210.80
  6. Step 6: Final answer
    x = 13,461,624.53

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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.