Home / 13,249,805.76-19,874,715.75-4,152,612.06

Finding the Fourth Proportional to 13,249,805.76, 19,874,715.75 and 4,152,612.06

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Solution

The fourth proportional to 13,249,805.76, 19,874,715.75 and 4,152,612.06 is: 6,228,920.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,249,805.76 : 19,874,715.75 = 4,152,612.06 : x
  2. Step 2: Convert to fraction form
    13,249,805.76/19,874,715.75 = 4,152,612.06/x
  3. Step 3: Cross multiply
    13,249,805.76x = 19,874,715.75 × 4,152,612.06
  4. Step 4: Simplify right side
    13,249,805.76x = 82,531,984,312,521.95
  5. Step 5: Solve for x
    x = 82,531,984,312,521.95/13,249,805.76
  6. Step 6: Final answer
    x = 6,228,920.32

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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.