Home / 8,869,543.60-13,304,315.40-7,771,232.20

Finding the Fourth Proportional to 8,869,543.60, 13,304,315.40 and 7,771,232.20

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Solution

The fourth proportional to 8,869,543.60, 13,304,315.40 and 7,771,232.20 is: 11,656,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,543.60 : 13,304,315.40 = 7,771,232.20 : x
  2. Step 2: Convert to fraction form
    8,869,543.60/13,304,315.40 = 7,771,232.20/x
  3. Step 3: Cross multiply
    8,869,543.60x = 13,304,315.40 × 7,771,232.20
  4. Step 4: Simplify right side
    8,869,543.60x = 103,390,924,235,435.89
  5. Step 5: Solve for x
    x = 103,390,924,235,435.89/8,869,543.60
  6. Step 6: Final answer
    x = 11,656,848.30

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1.5x scale

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.