Home / 49,771,823.40-74,657,735.10-13,870,031.40

Finding the Fourth Proportional to 49,771,823.40, 74,657,735.10 and 13,870,031.40

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Solution

The fourth proportional to 49,771,823.40, 74,657,735.10 and 13,870,031.40 is: 20,805,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,771,823.40 : 74,657,735.10 = 13,870,031.40 : x
  2. Step 2: Convert to fraction form
    49,771,823.40/74,657,735.10 = 13,870,031.40/x
  3. Step 3: Cross multiply
    49,771,823.40x = 74,657,735.10 × 13,870,031.40
  4. Step 4: Simplify right side
    49,771,823.40x = 1,035,505,130,089,882.12
  5. Step 5: Solve for x
    x = 1,035,505,130,089,882.12/49,771,823.40
  6. Step 6: Final answer
    x = 20,805,047.10

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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.