Home / 9,663,686.40-14,495,529.60-3,980,985.60

Finding the Fourth Proportional to 9,663,686.40, 14,495,529.60 and 3,980,985.60

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Solution

The fourth proportional to 9,663,686.40, 14,495,529.60 and 3,980,985.60 is: 5,971,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,663,686.40 : 14,495,529.60 = 3,980,985.60 : x
  2. Step 2: Convert to fraction form
    9,663,686.40/14,495,529.60 = 3,980,985.60/x
  3. Step 3: Cross multiply
    9,663,686.40x = 14,495,529.60 × 3,980,985.60
  4. Step 4: Simplify right side
    9,663,686.40x = 57,706,494,601,973.76
  5. Step 5: Solve for x
    x = 57,706,494,601,973.76/9,663,686.40
  6. Step 6: Final answer
    x = 5,971,478.40

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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.