Home / 9,770,985.40-14,656,478.10-7,220,068.60

Finding the Fourth Proportional to 9,770,985.40, 14,656,478.10 and 7,220,068.60

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Solution

The fourth proportional to 9,770,985.40, 14,656,478.10 and 7,220,068.60 is: 10,830,102.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,770,985.40 : 14,656,478.10 = 7,220,068.60 : x
  2. Step 2: Convert to fraction form
    9,770,985.40/14,656,478.10 = 7,220,068.60/x
  3. Step 3: Cross multiply
    9,770,985.40x = 14,656,478.10 × 7,220,068.60
  4. Step 4: Simplify right side
    9,770,985.40x = 105,820,777,316,397.66
  5. Step 5: Solve for x
    x = 105,820,777,316,397.66/9,770,985.40
  6. Step 6: Final answer
    x = 10,830,102.90

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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.