Home / 15,762,009.60-23,624,643.60-7,243,207.20

Finding the Fourth Proportional to 15,762,009.60, 23,624,643.60 and 7,243,207.20

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Solution

The fourth proportional to 15,762,009.60, 23,624,643.60 and 7,243,207.20 is: 10,856,368.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,762,009.60 : 23,624,643.60 = 7,243,207.20 : x
  2. Step 2: Convert to fraction form
    15,762,009.60/23,624,643.60 = 7,243,207.20/x
  3. Step 3: Cross multiply
    15,762,009.60x = 23,624,643.60 × 7,243,207.20
  4. Step 4: Simplify right side
    15,762,009.60x = 171,118,188,620,953.94
  5. Step 5: Solve for x
    x = 171,118,188,620,953.94/15,762,009.60
  6. Step 6: Final answer
    x = 10,856,368.76

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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.