Home / 64,369,630.20-96,554,445.30-18,936,017.40

Finding the Fourth Proportional to 64,369,630.20, 96,554,445.30 and 18,936,017.40

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Solution

The fourth proportional to 64,369,630.20, 96,554,445.30 and 18,936,017.40 is: 28,404,026.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,369,630.20 : 96,554,445.30 = 18,936,017.40 : x
  2. Step 2: Convert to fraction form
    64,369,630.20/96,554,445.30 = 18,936,017.40/x
  3. Step 3: Cross multiply
    64,369,630.20x = 96,554,445.30 × 18,936,017.40
  4. Step 4: Simplify right side
    64,369,630.20x = 1,828,356,656,248,148
  5. Step 5: Solve for x
    x = 1,828,356,656,248,148/64,369,630.20
  6. Step 6: Final answer
    x = 28,404,026.10

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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.