Home / 30,213,162.50-45,328,587.23-9,742,470.37

Finding the Fourth Proportional to 30,213,162.50, 45,328,587.23 and 9,742,470.37

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Solution

The fourth proportional to 30,213,162.50, 45,328,587.23 and 9,742,470.37 is: 14,616,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213,162.50 : 45,328,587.23 = 9,742,470.37 : x
  2. Step 2: Convert to fraction form
    30,213,162.50/45,328,587.23 = 9,742,470.37/x
  3. Step 3: Cross multiply
    30,213,162.50x = 45,328,587.23 × 9,742,470.37
  4. Step 4: Simplify right side
    30,213,162.50x = 441,612,417,913,270.06
  5. Step 5: Solve for x
    x = 441,612,417,913,270.06/30,213,162.50
  6. Step 6: Final answer
    x = 14,616,557.20

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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.