Home / 42,009,747.40-63,014,621.10-16,442,259.40

Finding the Fourth Proportional to 42,009,747.40, 63,014,621.10 and 16,442,259.40

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Solution

The fourth proportional to 42,009,747.40, 63,014,621.10 and 16,442,259.40 is: 24,663,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,747.40 : 63,014,621.10 = 16,442,259.40 : x
  2. Step 2: Convert to fraction form
    42,009,747.40/63,014,621.10 = 16,442,259.40/x
  3. Step 3: Cross multiply
    42,009,747.40x = 63,014,621.10 × 16,442,259.40
  4. Step 4: Simplify right side
    42,009,747.40x = 1,036,102,746,118,913.38
  5. Step 5: Solve for x
    x = 1,036,102,746,118,913.38/42,009,747.40
  6. Step 6: Final answer
    x = 24,663,389.10

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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.