Home / 69,070,172.32-95,316,978.96-38,130,384.16

Finding the Fourth Proportional to 69,070,172.32, 95,316,978.96 and 38,130,384.16

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Solution

The fourth proportional to 69,070,172.32, 95,316,978.96 and 38,130,384.16 is: 52,620,008.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,070,172.32 : 95,316,978.96 = 38,130,384.16 : x
  2. Step 2: Convert to fraction form
    69,070,172.32/95,316,978.96 = 38,130,384.16/x
  3. Step 3: Cross multiply
    69,070,172.32x = 95,316,978.96 × 38,130,384.16
  4. Step 4: Simplify right side
    69,070,172.32x = 3,634,473,024,715,436.50
  5. Step 5: Solve for x
    x = 3,634,473,024,715,436.50/69,070,172.32
  6. Step 6: Final answer
    x = 52,620,008.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.