Home / 60,739,737.60-91,109,606.40-19,799,097.60

Finding the Fourth Proportional to 60,739,737.60, 91,109,606.40 and 19,799,097.60

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Solution

The fourth proportional to 60,739,737.60, 91,109,606.40 and 19,799,097.60 is: 29,698,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,739,737.60 : 91,109,606.40 = 19,799,097.60 : x
  2. Step 2: Convert to fraction form
    60,739,737.60/91,109,606.40 = 19,799,097.60/x
  3. Step 3: Cross multiply
    60,739,737.60x = 91,109,606.40 × 19,799,097.60
  4. Step 4: Simplify right side
    60,739,737.60x = 1,803,887,989,411,185
  5. Step 5: Solve for x
    x = 1,803,887,989,411,185/60,739,737.60
  6. Step 6: Final answer
    x = 29,698,646.40

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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.