Home / 42,009,746.40-63,014,619.60-16,442,258.40

Finding the Fourth Proportional to 42,009,746.40, 63,014,619.60 and 16,442,258.40

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Solution

The fourth proportional to 42,009,746.40, 63,014,619.60 and 16,442,258.40 is: 24,663,387.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,746.40 : 63,014,619.60 = 16,442,258.40 : x
  2. Step 2: Convert to fraction form
    42,009,746.40/63,014,619.60 = 16,442,258.40/x
  3. Step 3: Cross multiply
    42,009,746.40x = 63,014,619.60 × 16,442,258.40
  4. Step 4: Simplify right side
    42,009,746.40x = 1,036,102,658,440,904.75
  5. Step 5: Solve for x
    x = 1,036,102,658,440,904.75/42,009,746.40
  6. Step 6: Final answer
    x = 24,663,387.60

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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.