Home / 30,213,168.32-45,328,595.97-9,742,476.18

Finding the Fourth Proportional to 30,213,168.32, 45,328,595.97 and 9,742,476.18

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Solution

The fourth proportional to 30,213,168.32, 45,328,595.97 and 9,742,476.18 is: 14,616,565.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213,168.32 : 45,328,595.97 = 9,742,476.18 : x
  2. Step 2: Convert to fraction form
    30,213,168.32/45,328,595.97 = 9,742,476.18/x
  3. Step 3: Cross multiply
    30,213,168.32x = 45,328,595.97 × 9,742,476.18
  4. Step 4: Simplify right side
    30,213,168.32x = 441,612,766,510,569
  5. Step 5: Solve for x
    x = 441,612,766,510,569/30,213,168.32
  6. Step 6: Final answer
    x = 14,616,565.93

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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.