Home / 46,934,485.76-70,432,953.60-19,291,070.72

Finding the Fourth Proportional to 46,934,485.76, 70,432,953.60 and 19,291,070.72

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Solution

The fourth proportional to 46,934,485.76, 70,432,953.60 and 19,291,070.72 is: 28,949,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,934,485.76 : 70,432,953.60 = 19,291,070.72 : x
  2. Step 2: Convert to fraction form
    46,934,485.76/70,432,953.60 = 19,291,070.72/x
  3. Step 3: Cross multiply
    46,934,485.76x = 70,432,953.60 × 19,291,070.72
  4. Step 4: Simplify right side
    46,934,485.76x = 1,358,727,088,916,078.50
  5. Step 5: Solve for x
    x = 1,358,727,088,916,078.50/46,934,485.76
  6. Step 6: Final answer
    x = 28,949,440.20

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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.