Home / 48,317,892.92-72,467,483.78-18,774,031.40

Finding the Fourth Proportional to 48,317,892.92, 72,467,483.78 and 18,774,031.40

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Solution

The fourth proportional to 48,317,892.92, 72,467,483.78 and 18,774,031.40 is: 28,157,411.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,317,892.92 : 72,467,483.78 = 18,774,031.40 : x
  2. Step 2: Convert to fraction form
    48,317,892.92/72,467,483.78 = 18,774,031.40/x
  3. Step 3: Cross multiply
    48,317,892.92x = 72,467,483.78 × 18,774,031.40
  4. Step 4: Simplify right side
    48,317,892.92x = 1,360,506,815,964,710.50
  5. Step 5: Solve for x
    x = 1,360,506,815,964,710.50/48,317,892.92
  6. Step 6: Final answer
    x = 28,157,411.96

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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.