Home / 53,223,885.60-79,835,828.40-47,849,114.40

Finding the Fourth Proportional to 53,223,885.60, 79,835,828.40 and 47,849,114.40

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Solution

The fourth proportional to 53,223,885.60, 79,835,828.40 and 47,849,114.40 is: 71,773,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,223,885.60 : 79,835,828.40 = 47,849,114.40 : x
  2. Step 2: Convert to fraction form
    53,223,885.60/79,835,828.40 = 47,849,114.40/x
  3. Step 3: Cross multiply
    53,223,885.60x = 79,835,828.40 × 47,849,114.40
  4. Step 4: Simplify right side
    53,223,885.60x = 3,820,073,686,330,369
  5. Step 5: Solve for x
    x = 3,820,073,686,330,369/53,223,885.60
  6. Step 6: Final answer
    x = 71,773,671.60

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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.