Home / 42,925,308.40-64,387,962.60-14,175,881.20

Finding the Fourth Proportional to 42,925,308.40, 64,387,962.60 and 14,175,881.20

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Solution

The fourth proportional to 42,925,308.40, 64,387,962.60 and 14,175,881.20 is: 21,263,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,925,308.40 : 64,387,962.60 = 14,175,881.20 : x
  2. Step 2: Convert to fraction form
    42,925,308.40/64,387,962.60 = 14,175,881.20/x
  3. Step 3: Cross multiply
    42,925,308.40x = 64,387,962.60 × 14,175,881.20
  4. Step 4: Simplify right side
    42,925,308.40x = 912,756,108,527,643.12
  5. Step 5: Solve for x
    x = 912,756,108,527,643.12/42,925,308.40
  6. Step 6: Final answer
    x = 21,263,821.80

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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.