Home / 8,742,001.20-13,124,811.60-5,553,355.20

Finding the Fourth Proportional to 8,742,001.20, 13,124,811.60 and 5,553,355.20

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Solution

The fourth proportional to 8,742,001.20, 13,124,811.60 and 5,553,355.20 is: 8,337,534.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742,001.20 : 13,124,811.60 = 5,553,355.20 : x
  2. Step 2: Convert to fraction form
    8,742,001.20/13,124,811.60 = 5,553,355.20/x
  3. Step 3: Cross multiply
    8,742,001.20x = 13,124,811.60 × 5,553,355.20
  4. Step 4: Simplify right side
    8,742,001.20x = 72,886,740,747,880.33
  5. Step 5: Solve for x
    x = 72,886,740,747,880.33/8,742,001.20
  6. Step 6: Final answer
    x = 8,337,534.97

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1.5x scale

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.