Home / 43,144,707.60-64,717,061.40-12,439,227.60

Finding the Fourth Proportional to 43,144,707.60, 64,717,061.40 and 12,439,227.60

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Solution

The fourth proportional to 43,144,707.60, 64,717,061.40 and 12,439,227.60 is: 18,658,841.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,144,707.60 : 64,717,061.40 = 12,439,227.60 : x
  2. Step 2: Convert to fraction form
    43,144,707.60/64,717,061.40 = 12,439,227.60/x
  3. Step 3: Cross multiply
    43,144,707.60x = 64,717,061.40 × 12,439,227.60
  4. Step 4: Simplify right side
    43,144,707.60x = 805,030,256,357,774.62
  5. Step 5: Solve for x
    x = 805,030,256,357,774.62/43,144,707.60
  6. Step 6: Final answer
    x = 18,658,841.40

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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.