Home / 30,624,967.76-42,263,412.54-17,574,613.88

Finding the Fourth Proportional to 30,624,967.76, 42,263,412.54 and 17,574,613.88

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Solution

The fourth proportional to 30,624,967.76, 42,263,412.54 and 17,574,613.88 is: 24,253,516.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,624,967.76 : 42,263,412.54 = 17,574,613.88 : x
  2. Step 2: Convert to fraction form
    30,624,967.76/42,263,412.54 = 17,574,613.88/x
  3. Step 3: Cross multiply
    30,624,967.76x = 42,263,412.54 × 17,574,613.88
  4. Step 4: Simplify right side
    30,624,967.76x = 742,763,156,641,650
  5. Step 5: Solve for x
    x = 742,763,156,641,650/30,624,967.76
  6. Step 6: Final answer
    x = 24,253,516.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.