Home / 64,681,784.80-97,024,232.40-19,245,061.60

Finding the Fourth Proportional to 64,681,784.80, 97,024,232.40 and 19,245,061.60

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Solution

The fourth proportional to 64,681,784.80, 97,024,232.40 and 19,245,061.60 is: 28,868,055.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,681,784.80 : 97,024,232.40 = 19,245,061.60 : x
  2. Step 2: Convert to fraction form
    64,681,784.80/97,024,232.40 = 19,245,061.60/x
  3. Step 3: Cross multiply
    64,681,784.80x = 97,024,232.40 × 19,245,061.60
  4. Step 4: Simplify right side
    64,681,784.80x = 1,867,237,329,230,716
  5. Step 5: Solve for x
    x = 1,867,237,329,230,716/64,681,784.80
  6. Step 6: Final answer
    x = 28,868,055.13

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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.