Home / 42,009,130.40-63,013,695.60-16,441,642.40

Finding the Fourth Proportional to 42,009,130.40, 63,013,695.60 and 16,441,642.40

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Solution

The fourth proportional to 42,009,130.40, 63,013,695.60 and 16,441,642.40 is: 24,662,463.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,130.40 : 63,013,695.60 = 16,441,642.40 : x
  2. Step 2: Convert to fraction form
    42,009,130.40/63,013,695.60 = 16,441,642.40/x
  3. Step 3: Cross multiply
    42,009,130.40x = 63,013,695.60 × 16,441,642.40
  4. Step 4: Simplify right side
    42,009,130.40x = 1,036,048,649,357,653.50
  5. Step 5: Solve for x
    x = 1,036,048,649,357,653.50/42,009,130.40
  6. Step 6: Final answer
    x = 24,662,463.60

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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.