Home / 30,330,835.40-45,496,253.10-16,867,663.40

Finding the Fourth Proportional to 30,330,835.40, 45,496,253.10 and 16,867,663.40

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Solution

The fourth proportional to 30,330,835.40, 45,496,253.10 and 16,867,663.40 is: 25,301,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,330,835.40 : 45,496,253.10 = 16,867,663.40 : x
  2. Step 2: Convert to fraction form
    30,330,835.40/45,496,253.10 = 16,867,663.40/x
  3. Step 3: Cross multiply
    30,330,835.40x = 45,496,253.10 × 16,867,663.40
  4. Step 4: Simplify right side
    30,330,835.40x = 767,415,483,252,006.50
  5. Step 5: Solve for x
    x = 767,415,483,252,006.50/30,330,835.40
  6. Step 6: Final answer
    x = 25,301,495.10

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1.5x scale

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.