Home / 9,980,921.70-14,971,382.55-9,700,985.70

Finding the Fourth Proportional to 9,980,921.70, 14,971,382.55 and 9,700,985.70

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Solution

The fourth proportional to 9,980,921.70, 14,971,382.55 and 9,700,985.70 is: 14,551,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,921.70 : 14,971,382.55 = 9,700,985.70 : x
  2. Step 2: Convert to fraction form
    9,980,921.70/14,971,382.55 = 9,700,985.70/x
  3. Step 3: Cross multiply
    9,980,921.70x = 14,971,382.55 × 9,700,985.70
  4. Step 4: Simplify right side
    9,980,921.70x = 145,237,168,026,779.53
  5. Step 5: Solve for x
    x = 145,237,168,026,779.53/9,980,921.70
  6. Step 6: Final answer
    x = 14,551,478.55

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Double scale
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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.