Home / 8,869,710.90-13,304,566.35-7,913,117.10

Finding the Fourth Proportional to 8,869,710.90, 13,304,566.35 and 7,913,117.10

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Solution

The fourth proportional to 8,869,710.90, 13,304,566.35 and 7,913,117.10 is: 11,869,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,710.90 : 13,304,566.35 = 7,913,117.10 : x
  2. Step 2: Convert to fraction form
    8,869,710.90/13,304,566.35 = 7,913,117.10/x
  3. Step 3: Cross multiply
    8,869,710.90x = 13,304,566.35 × 7,913,117.10
  4. Step 4: Simplify right side
    8,869,710.90x = 105,280,591,492,269.58
  5. Step 5: Solve for x
    x = 105,280,591,492,269.58/8,869,710.90
  6. Step 6: Final answer
    x = 11,869,675.65

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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.