Home / 12,287,607.84-18,430,722.84-3,767,920.92

Finding the Fourth Proportional to 12,287,607.84, 18,430,722.84 and 3,767,920.92

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Solution

The fourth proportional to 12,287,607.84, 18,430,722.84 and 3,767,920.92 is: 5,651,670.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,287,607.84 : 18,430,722.84 = 3,767,920.92 : x
  2. Step 2: Convert to fraction form
    12,287,607.84/18,430,722.84 = 3,767,920.92/x
  3. Step 3: Cross multiply
    12,287,607.84x = 18,430,722.84 × 3,767,920.92
  4. Step 4: Simplify right side
    12,287,607.84x = 69,445,506,159,557.81
  5. Step 5: Solve for x
    x = 69,445,506,159,557.81/12,287,607.84
  6. Step 6: Final answer
    x = 5,651,670.13

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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.