Home / 30,411,485.76-45,624,957.12-8,846,087.52

Finding the Fourth Proportional to 30,411,485.76, 45,624,957.12 and 8,846,087.52

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Solution

The fourth proportional to 30,411,485.76, 45,624,957.12 and 8,846,087.52 is: 13,271,379.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,411,485.76 : 45,624,957.12 = 8,846,087.52 : x
  2. Step 2: Convert to fraction form
    30,411,485.76/45,624,957.12 = 8,846,087.52/x
  3. Step 3: Cross multiply
    30,411,485.76x = 45,624,957.12 × 8,846,087.52
  4. Step 4: Simplify right side
    30,411,485.76x = 403,602,363,779,767.12
  5. Step 5: Solve for x
    x = 403,602,363,779,767.12/30,411,485.76
  6. Step 6: Final answer
    x = 13,271,379.34

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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.