Home / 9,742,059.44-13,443,909.08-5,390,880.64

Finding the Fourth Proportional to 9,742,059.44, 13,443,909.08 and 5,390,880.64

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Solution

The fourth proportional to 9,742,059.44, 13,443,909.08 and 5,390,880.64 is: 7,439,341.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742,059.44 : 13,443,909.08 = 5,390,880.64 : x
  2. Step 2: Convert to fraction form
    9,742,059.44/13,443,909.08 = 5,390,880.64/x
  3. Step 3: Cross multiply
    9,742,059.44x = 13,443,909.08 × 5,390,880.64
  4. Step 4: Simplify right side
    9,742,059.44x = 72,474,509,185,292.20
  5. Step 5: Solve for x
    x = 72,474,509,185,292.20/9,742,059.44
  6. Step 6: Final answer
    x = 7,439,341.72

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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.