Home / 39,971,946.80-59,985,913.80-25,629,892.40

Finding the Fourth Proportional to 39,971,946.80, 59,985,913.80 and 25,629,892.40

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Solution

The fourth proportional to 39,971,946.80, 59,985,913.80 and 25,629,892.40 is: 38,462,788.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,971,946.80 : 59,985,913.80 = 25,629,892.40 : x
  2. Step 2: Convert to fraction form
    39,971,946.80/59,985,913.80 = 25,629,892.40/x
  3. Step 3: Cross multiply
    39,971,946.80x = 59,985,913.80 × 25,629,892.40
  4. Step 4: Simplify right side
    39,971,946.80x = 1,537,432,516,209,675
  5. Step 5: Solve for x
    x = 1,537,432,516,209,675/39,971,946.80
  6. Step 6: Final answer
    x = 38,462,788.01

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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.