Home / 42,634,614.60-63,937,925.10-15,704,771.40

Finding the Fourth Proportional to 42,634,614.60, 63,937,925.10 and 15,704,771.40

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Solution

The fourth proportional to 42,634,614.60, 63,937,925.10 and 15,704,771.40 is: 23,552,001.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,634,614.60 : 63,937,925.10 = 15,704,771.40 : x
  2. Step 2: Convert to fraction form
    42,634,614.60/63,937,925.10 = 15,704,771.40/x
  3. Step 3: Cross multiply
    42,634,614.60x = 63,937,925.10 × 15,704,771.40
  4. Step 4: Simplify right side
    42,634,614.60x = 1,004,130,497,485,822.12
  5. Step 5: Solve for x
    x = 1,004,130,497,485,822.12/42,634,614.60
  6. Step 6: Final answer
    x = 23,552,001.28

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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.