Home / 9,742,649.76-13,444,882.20-5,392,036.08

Finding the Fourth Proportional to 9,742,649.76, 13,444,882.20 and 5,392,036.08

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Solution

The fourth proportional to 9,742,649.76, 13,444,882.20 and 5,392,036.08 is: 7,441,023.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742,649.76 : 13,444,882.20 = 5,392,036.08 : x
  2. Step 2: Convert to fraction form
    9,742,649.76/13,444,882.20 = 5,392,036.08/x
  3. Step 3: Cross multiply
    9,742,649.76x = 13,444,882.20 × 5,392,036.08
  4. Step 4: Simplify right side
    9,742,649.76x = 72,495,289,913,749.77
  5. Step 5: Solve for x
    x = 72,495,289,913,749.77/9,742,649.76
  6. Step 6: Final answer
    x = 7,441,023.92

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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.