Home / 8,291,030.49-12,434,036.15-2,898,675.81

Finding the Fourth Proportional to 8,291,030.49, 12,434,036.15 and 2,898,675.81

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Solution

The fourth proportional to 8,291,030.49, 12,434,036.15 and 2,898,675.81 is: 4,347,136.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291,030.49 : 12,434,036.15 = 2,898,675.81 : x
  2. Step 2: Convert to fraction form
    8,291,030.49/12,434,036.15 = 2,898,675.81/x
  3. Step 3: Cross multiply
    8,291,030.49x = 12,434,036.15 × 2,898,675.81
  4. Step 4: Simplify right side
    8,291,030.49x = 36,042,239,808,670.53
  5. Step 5: Solve for x
    x = 36,042,239,808,670.53/8,291,030.49
  6. Step 6: Final answer
    x = 4,347,136.32

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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.