Home / 7,003,678.90-10,497,742.35-2,742,430.90

Finding the Fourth Proportional to 7,003,678.90, 10,497,742.35 and 2,742,430.90

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Solution

The fourth proportional to 7,003,678.90, 10,497,742.35 and 2,742,430.90 is: 4,110,601.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,678.90 : 10,497,742.35 = 2,742,430.90 : x
  2. Step 2: Convert to fraction form
    7,003,678.90/10,497,742.35 = 2,742,430.90/x
  3. Step 3: Cross multiply
    7,003,678.90x = 10,497,742.35 × 2,742,430.90
  4. Step 4: Simplify right side
    7,003,678.90x = 28,789,333,000,878.61
  5. Step 5: Solve for x
    x = 28,789,333,000,878.61/7,003,678.90
  6. Step 6: Final answer
    x = 4,110,601.50

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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.